<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created with Toppan Merrill Bridge  11.4.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 7/27/2026 3:40:53 PM-->
<!--Modified on: 7/27/2026 3:40:53 PM-->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink">
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#StatementConsolidatedBalanceSheets" roleURI="http://ir.bairdmed.com/role/StatementConsolidatedBalanceSheets" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeCalc2" roleURI="http://ir.bairdmed.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeCalc2" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeLoss" roleURI="http://ir.bairdmed.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeLoss" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#StatementConsolidatedStatementsOfCashFlows" roleURI="http://ir.bairdmed.com/role/StatementConsolidatedStatementsOfCashFlows" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureAccountsReceivableNetDetails" roleURI="http://ir.bairdmed.com/role/DisclosureAccountsReceivableNetDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureInventoriesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureInventoriesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosurePrepaymentsNetPrepaymentsDetails" roleURI="http://ir.bairdmed.com/role/DisclosurePrepaymentsNetPrepaymentsDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureDepositsAndOtherAssetsNetDetails" roleURI="http://ir.bairdmed.com/role/DisclosureDepositsAndOtherAssetsNetDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosurePropertyAndEquipmentNetDetails" roleURI="http://ir.bairdmed.com/role/DisclosurePropertyAndEquipmentNetDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureIntangibleAssetsNetDetails" roleURI="http://ir.bairdmed.com/role/DisclosureIntangibleAssetsNetDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureIntangibleAssetsNetEstimatedFutureAmortizationDetails" roleURI="http://ir.bairdmed.com/role/DisclosureIntangibleAssetsNetEstimatedFutureAmortizationDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureAccruedExpensesAndOtherPayablesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureAccruedExpensesAndOtherPayablesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureLongTermLoanMaturitiesOfLongTermDebtDetailsCalc2" roleURI="http://ir.bairdmed.com/role/DisclosureLongTermLoanMaturitiesOfLongTermDebtDetailsCalc2" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureLeaseMaturitiesOfOperatingLeaseDetails" roleURI="http://ir.bairdmed.com/role/DisclosureLeaseMaturitiesOfOperatingLeaseDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureLeaseSummaryOfLeaseCostDetails" roleURI="http://ir.bairdmed.com/role/DisclosureLeaseSummaryOfLeaseCostDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureTaxesComponentsOfIncomeTaxesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureTaxesComponentsOfIncomeTaxesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureTaxesLossIncomeBeforeIncomeTaxesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureTaxesLossIncomeBeforeIncomeTaxesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureTaxesReconciliationsOfIncomeTaxExpenseDetails" roleURI="http://ir.bairdmed.com/role/DisclosureTaxesReconciliationsOfIncomeTaxExpenseDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureTaxesDeferredTaxAssetsAndLiabilitiesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureTaxesDeferredTaxAssetsAndLiabilitiesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureTaxesTaxPayablesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureTaxesTaxPayablesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureTaxesNetOperatingLossCarriedForwardFromPrcEntitiesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureTaxesNetOperatingLossCarriedForwardFromPrcEntitiesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="bdmd-20251231.xsd#DisclosureCommitmentsAndContingenciesDetails" roleURI="http://ir.bairdmed.com/role/DisclosureCommitmentsAndContingenciesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item" />
  <calculationLink xlink:role="http://ir.bairdmed.com/role/StatementConsolidatedBalanceSheets" xlink:type="extended" xlink:title="00100 - Statement - CONSOLIDATED BALANCE SHEETS" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsNoncurrent" xlink:label="us-gaap_AssetsNoncurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_AssetsNoncurrent_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="us-gaap_DeferredIncomeTaxAssetsNet_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="us-gaap_Goodwill_639207636507098221" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseNoncurrent" xlink:label="us-gaap_PrepaidExpenseNoncurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="us-gaap_PrepaidExpenseNoncurrent_639207636507098221" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DepositsAndOtherAssetsAfterAllowanceOfCreditLossNoncurrent" xlink:label="bdmd_DepositsAndOtherAssetsAfterAllowanceOfCreditLossNoncurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsNoncurrent_639207636507098221" xlink:to="bdmd_DepositsAndOtherAssetsAfterAllowanceOfCreditLossNoncurrent_639207636507098221" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_Assets" xlink:to="us-gaap_AssetsCurrent_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="us-gaap_AccountsReceivableNetCurrent_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="us-gaap_InventoryNet_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseCurrent" xlink:label="us-gaap_PrepaidExpenseCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="us-gaap_PrepaidExpenseCurrent_639207636507098221" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DepositsAndOtherAssetsAfterAllowanceOfCreditLossCurrent" xlink:label="bdmd_DepositsAndOtherAssetsAfterAllowanceOfCreditLossCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="bdmd_DepositsAndOtherAssetsAfterAllowanceOfCreditLossCurrent_639207636507098221" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivablesNetCurrent" xlink:label="us-gaap_OtherReceivablesNetCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AssetsCurrent_639207636507098221" xlink:to="us-gaap_OtherReceivablesNetCurrent_639207636507098221" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_CommitmentsAndContingencies_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_StockholdersEquity_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_639207636507098221" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_639207636507098221" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_StatutoryReserve" xlink:label="bdmd_StatutoryReserve_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_639207636507098221" xlink:to="bdmd_StatutoryReserve_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="us-gaap_AdditionalPaidInCapital_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_639207636507098221" xlink:to="us-gaap_AdditionalPaidInCapital_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_639207636507098221" xlink:to="us-gaap_PreferredStockValue_639207636507098221" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_StockholdersEquity_639207636507098221" xlink:to="us-gaap_CommonStockValue_639207636507098221" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest" xlink:label="us-gaap_MinorityInterest_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_MinorityInterest_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_Liabilities_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="us-gaap_LiabilitiesNoncurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_Liabilities_639207636507098221" xlink:to="us-gaap_LiabilitiesNoncurrent_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesNoncurrent_639207636507098221" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesNoncurrent_639207636507098221" xlink:to="us-gaap_LongTermDebtNoncurrent_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_Liabilities_639207636507098221" xlink:to="us-gaap_LiabilitiesCurrent_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBankLoansAndNotesPayable" xlink:label="us-gaap_ShortTermBankLoansAndNotesPayable_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_ShortTermBankLoansAndNotesPayable_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TaxesPayableCurrent" xlink:label="us-gaap_TaxesPayableCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_TaxesPayableCurrent_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_EmployeeRelatedLiabilitiesCurrent_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_ContractWithCustomerLiabilityCurrent_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_639207636507098221" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_AccountsPayableCurrent_639207636507098221" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="us-gaap_OtherLiabilitiesCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_OtherLiabilitiesCurrent_639207636507098221" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_AccruedListingExpensesPayableCurrent" xlink:label="bdmd_AccruedListingExpensesPayableCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="bdmd_AccruedListingExpensesPayableCurrent_639207636507098221" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent" xlink:label="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_639207636507098221" order="9" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DeferredTaxLiabilitiesNetCurrent" xlink:label="bdmd_DeferredTaxLiabilitiesNetCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="bdmd_DeferredTaxLiabilitiesNetCurrent_639207636507098221" order="10" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent" xlink:label="us-gaap_LongTermDebtCurrent_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LiabilitiesCurrent_639207636507098221" xlink:to="us-gaap_LongTermDebtCurrent_639207636507098221" order="11" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeCalc2" xlink:type="extended" xlink:title="00200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - Calc2" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_639207636507098221" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_639207636507098221" xlink:to="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss" xlink:label="us-gaap_ProfitLoss_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_639207636507098221" xlink:to="us-gaap_ProfitLoss_639207636507098221" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeLoss" xlink:type="extended" xlink:title="00200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME/(LOSS)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss" xlink:label="us-gaap_ProfitLoss_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_ProfitLoss_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ProfitLoss_639207636507098221" xlink:to="us-gaap_IncomeTaxExpenseBenefit_639207636507098221" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ProfitLoss_639207636507098221" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_639207636507098221" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GovernmentAssistanceNonoperatingIncome" xlink:label="us-gaap_GovernmentAssistanceNonoperatingIncome_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_639207636507098221" xlink:to="us-gaap_GovernmentAssistanceNonoperatingIncome_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet" xlink:label="us-gaap_InterestIncomeExpenseNonoperatingNet_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_639207636507098221" xlink:to="us-gaap_InterestIncomeExpenseNonoperatingNet_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_639207636507098221" xlink:to="us-gaap_OperatingIncomeLoss_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingIncomeLoss_639207636507098221" xlink:to="us-gaap_OperatingExpenses_639207636507098221" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="us-gaap_SellingAndMarketingExpense_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_639207636507098221" xlink:to="us-gaap_SellingAndMarketingExpense_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="us-gaap_GeneralAndAdministrativeExpense_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_639207636507098221" xlink:to="us-gaap_GeneralAndAdministrativeExpense_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingExpenses_639207636507098221" xlink:to="us-gaap_ResearchAndDevelopmentExpense_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingIncomeLoss_639207636507098221" xlink:to="us-gaap_GrossProfit_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue" xlink:label="us-gaap_CostOfRevenue_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_GrossProfit_639207636507098221" xlink:to="us-gaap_CostOfRevenue_639207636507098221" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_GrossProfit_639207636507098221" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_639207636507098221" order="2" use="optional" weight="-1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/StatementConsolidatedStatementsOfCashFlows" xlink:type="extended" xlink:title="00400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss" xlink:label="us-gaap_ProfitLoss_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_ProfitLoss_639207636507098221" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization" xlink:label="us-gaap_DepreciationAndAmortization_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_DepreciationAndAmortization_639207636507098221" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_639207636507098221" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_ProvisionForDoubtfulAccounts_639207636507098221" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries_639207636507098221" order="5" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_ProvisionForPrepaidExpensesAndOtherCurrentAssets" xlink:label="bdmd_ProvisionForPrepaidExpensesAndOtherCurrentAssets_639207636507098221" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="bdmd_ProvisionForPrepaidExpensesAndOtherCurrentAssets_639207636507098221" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_ShareBasedCompensation_639207636507254798" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_639207636507254798" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_639207636507254798" order="9" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInInventories_639207636507254798" order="10" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInPrepaidExpense_639207636507254798" order="11" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_IncreaseDecreaseInDepositsAndOtherAssets" xlink:label="bdmd_IncreaseDecreaseInDepositsAndOtherAssets_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="bdmd_IncreaseDecreaseInDepositsAndOtherAssets_639207636507254798" order="12" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_639207636507254798" order="13" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_639207636507254798" order="14" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_639207636507254798" order="15" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_639207636507254798" order="16" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedTaxesPayable" xlink:label="us-gaap_IncreaseDecreaseInAccruedTaxesPayable_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities_639207636507098221" xlink:to="us-gaap_IncreaseDecreaseInAccruedTaxesPayable_639207636507254798" order="17" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_639207636507254798" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities_639207636507254798" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_639207636507254798" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties" xlink:label="us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities_639207636507254798" xlink:to="us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties_639207636507254798" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToFundLongtermLoansToRelatedParties" xlink:label="us-gaap_PaymentsToFundLongtermLoansToRelatedParties_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities_639207636507254798" xlink:to="us-gaap_PaymentsToFundLongtermLoansToRelatedParties_639207636507254798" order="3" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromBankDebt" xlink:label="us-gaap_ProceedsFromBankDebt_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="us-gaap_ProceedsFromBankDebt_639207636507254798" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfBankDebt" xlink:label="us-gaap_RepaymentsOfBankDebt_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="us-gaap_RepaymentsOfBankDebt_639207636507254798" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="us-gaap_ProceedsFromIssuanceOfLongTermDebt_639207636507254798" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="us-gaap_RepaymentsOfLongTermDebt_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="us-gaap_RepaymentsOfLongTermDebt_639207636507254798" order="4" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_639207636507254798" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PaymentsOfListingCosts" xlink:label="bdmd_PaymentsOfListingCosts_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="bdmd_PaymentsOfListingCosts_639207636507254798" order="6" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_RepaymentsOfInterestFeesAdvancesForOperationToRelatedParty" xlink:label="bdmd_RepaymentsOfInterestFeesAdvancesForOperationToRelatedParty_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="bdmd_RepaymentsOfInterestFeesAdvancesForOperationToRelatedParty_639207636507254798" order="7" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_ProceedsFromInterestFeesAdvancesForOperationsFromRelatedParties" xlink:label="bdmd_ProceedsFromInterestFeesAdvancesForOperationsFromRelatedParties_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities_639207636507254798" xlink:to="bdmd_ProceedsFromInterestFeesAdvancesForOperationsFromRelatedParties_639207636507254798" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_639207636507254798" order="4" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureAccountsReceivableNetDetails" xlink:type="extended" xlink:title="40401 - Disclosure - ACCOUNTS RECEIVABLE, NET (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent_1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableGrossCurrent" xlink:label="us-gaap_AccountsReceivableGrossCurrent_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AccountsReceivableNetCurrent_1" xlink:to="us-gaap_AccountsReceivableGrossCurrent_639207636507254798" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_AccountsReceivableNetCurrent_1" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_639207636507254798" order="2" use="optional" weight="-1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureInventoriesDetails" xlink:type="extended" xlink:title="40501 - Disclosure - INVENTORIES (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet_1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="us-gaap_InventoryFinishedGoodsNetOfReserves_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_InventoryNet_1" xlink:to="us-gaap_InventoryFinishedGoodsNetOfReserves_639207636507254798" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="us-gaap_InventoryRawMaterialsNetOfReserves_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_InventoryNet_1" xlink:to="us-gaap_InventoryRawMaterialsNetOfReserves_639207636507254798" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="us-gaap_InventoryWorkInProcessNetOfReserves_639207636507254798" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_InventoryNet_1" xlink:to="us-gaap_InventoryWorkInProcessNetOfReserves_639207636507254798" order="3" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosurePrepaymentsNetPrepaymentsDetails" xlink:type="extended" xlink:title="40601 - Disclosure - PREPAYMENTS, NET - Prepayments (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseCurrentAndNoncurrent" xlink:label="us-gaap_PrepaidExpenseCurrentAndNoncurrent" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PrepaidExpenseImpairmentLoss" xlink:label="bdmd_PrepaidExpenseImpairmentLoss_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_PrepaidExpenseCurrentAndNoncurrent" xlink:to="bdmd_PrepaidExpenseImpairmentLoss_639207636507290035" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PrepaidExpenseBeforeImpairmentLoss" xlink:label="bdmd_PrepaidExpenseBeforeImpairmentLoss_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_PrepaidExpenseCurrentAndNoncurrent" xlink:to="bdmd_PrepaidExpenseBeforeImpairmentLoss_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PrepaidExpenseForResearchAndDevelopment" xlink:label="bdmd_PrepaidExpenseForResearchAndDevelopment_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_PrepaidExpenseBeforeImpairmentLoss_639207636507290035" xlink:to="bdmd_PrepaidExpenseForResearchAndDevelopment_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PrepaidExpenseForPurchaseOfPropertyAndEquipment" xlink:label="bdmd_PrepaidExpenseForPurchaseOfPropertyAndEquipment_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_PrepaidExpenseBeforeImpairmentLoss_639207636507290035" xlink:to="bdmd_PrepaidExpenseForPurchaseOfPropertyAndEquipment_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PrepaidExpenseForOthers" xlink:label="bdmd_PrepaidExpenseForOthers_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_PrepaidExpenseBeforeImpairmentLoss_639207636507290035" xlink:to="bdmd_PrepaidExpenseForOthers_639207636507290035" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PrepaidExpenseForPurchaseOfMaterialsAndOthers" xlink:label="bdmd_PrepaidExpenseForPurchaseOfMaterialsAndOthers_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_PrepaidExpenseBeforeImpairmentLoss_639207636507290035" xlink:to="bdmd_PrepaidExpenseForPurchaseOfMaterialsAndOthers_639207636507290035" order="4" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureDepositsAndOtherAssetsNetDetails" xlink:type="extended" xlink:title="40701 - Disclosure - DEPOSITS AND OTHER ASSETS, NET (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DepositsAndOtherAssetsAfterAllowanceForCreditLoss" xlink:label="bdmd_DepositsAndOtherAssetsAfterAllowanceForCreditLoss_2" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DepositsAndOtherAssetsAllowanceForCreditLoss" xlink:label="bdmd_DepositsAndOtherAssetsAllowanceForCreditLoss_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_DepositsAndOtherAssetsAfterAllowanceForCreditLoss_2" xlink:to="bdmd_DepositsAndOtherAssetsAllowanceForCreditLoss_639207636507290035" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DepositsAndOtherAssetsBeforeAllowanceForCreditLoss" xlink:label="bdmd_DepositsAndOtherAssetsBeforeAllowanceForCreditLoss_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_DepositsAndOtherAssetsAfterAllowanceForCreditLoss_2" xlink:to="bdmd_DepositsAndOtherAssetsBeforeAllowanceForCreditLoss_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsAssets" xlink:label="us-gaap_DepositsAssets_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_DepositsAndOtherAssetsBeforeAllowanceForCreditLoss_639207636507290035" xlink:to="us-gaap_DepositsAssets_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivables" xlink:label="us-gaap_OtherReceivables_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_DepositsAndOtherAssetsBeforeAllowanceForCreditLoss_639207636507290035" xlink:to="us-gaap_OtherReceivables_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosurePropertyAndEquipmentNetDetails" xlink:type="extended" xlink:title="40801 - Disclosure - PROPERTY AND EQUIPMENT, NET (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_PropertyPlantAndEquipmentNet_1" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_639207636507290035" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_PropertyPlantAndEquipmentNet_1" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureIntangibleAssetsNetDetails" xlink:type="extended" xlink:title="40901 - Disclosure - INTANGIBLE ASSETS, NET (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_639207636507290035" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureIntangibleAssetsNetEstimatedFutureAmortizationDetails" xlink:type="extended" xlink:title="40902 - Disclosure - INTANGIBLE ASSETS, NET - Estimated future amortization (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet_1" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_639207636507290035" order="1" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureAccruedExpensesAndOtherPayablesDetails" xlink:type="extended" xlink:title="41001 - Disclosure - ACCRUED EXPENSES AND OTHER PAYABLES (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent" xlink:label="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_AccruedServiceFeesCurrent" xlink:label="bdmd_AccruedServiceFeesCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_AccruedServiceFeesCurrent_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DepositsReceivedFromPotentialInvestorsCurrent" xlink:label="bdmd_DepositsReceivedFromPotentialInvestorsCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_DepositsReceivedFromPotentialInvestorsCurrent_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PenaltyPayableCurrent" xlink:label="bdmd_PenaltyPayableCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_PenaltyPayableCurrent_639207636507290035" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_AccruedLiabilitiesIncludingPipeDividend" xlink:label="bdmd_AccruedLiabilitiesIncludingPipeDividend_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_AccruedLiabilitiesIncludingPipeDividend_639207636507290035" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent_639207636507290035" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_MedicalAcademicConferenceFeesPayable" xlink:label="bdmd_MedicalAcademicConferenceFeesPayable_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_MedicalAcademicConferenceFeesPayable_639207636507290035" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_PayableForShortTermLeaseCurrent" xlink:label="bdmd_PayableForShortTermLeaseCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_PayableForShortTermLeaseCurrent_639207636507290035" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrent_639207636507290035" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_AccruedStaffReimbursementsCurrent" xlink:label="bdmd_AccruedStaffReimbursementsCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_AccruedStaffReimbursementsCurrent_639207636507290035" order="9" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OtherDepositsCurrent" xlink:label="bdmd_OtherDepositsCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_AccruedLiabilitiesExcludingAccruedListingExpensesAndOtherLiabilitiesCurrent_1" xlink:to="bdmd_OtherDepositsCurrent_639207636507290035" order="10" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureLongTermLoanMaturitiesOfLongTermDebtDetailsCalc2" xlink:type="extended" xlink:title="41204 - Disclosure - LONG -TERM LOAN - Maturities of Long term debt (Details) - Calc 2" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt" xlink:label="us-gaap_LongTermDebt_2" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="us-gaap_LongTermDebtNoncurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LongTermDebt_2" xlink:to="us-gaap_LongTermDebtNoncurrent_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent" xlink:label="us-gaap_LongTermDebtCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LongTermDebt_2" xlink:to="us-gaap_LongTermDebtCurrent_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureLeaseMaturitiesOfOperatingLeaseDetails" xlink:type="extended" xlink:title="41302 - Disclosure - LEASE - Maturities of operating lease (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability_2" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLeaseLiability_2" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLeaseLiability_2" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureLeaseSummaryOfLeaseCostDetails" xlink:type="extended" xlink:title="41304 - Disclosure - LEASE - Summary of lease cost (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseCost" xlink:label="us-gaap_LeaseCost" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseCost" xlink:label="us-gaap_OperatingLeaseCost_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LeaseCost" xlink:to="us-gaap_OperatingLeaseCost_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermLeaseCost" xlink:label="us-gaap_ShortTermLeaseCost_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LeaseCost" xlink:to="us-gaap_ShortTermLeaseCost_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureTaxesComponentsOfIncomeTaxesDetails" xlink:type="extended" xlink:title="41402 - Disclosure - TAXES - Components of income taxes (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_IncomeTaxProvisionBenefit" xlink:label="bdmd_IncomeTaxProvisionBenefit" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_IncomeTaxProvisionBenefit" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefit_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DeferredIncomeTaxProvisionBenefit" xlink:label="bdmd_DeferredIncomeTaxProvisionBenefit_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_IncomeTaxProvisionBenefit" xlink:to="bdmd_DeferredIncomeTaxProvisionBenefit_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureTaxesLossIncomeBeforeIncomeTaxesDetails" xlink:type="extended" xlink:title="41404 - Disclosure - TAXES - (Loss) income before income taxes (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_639207636507290035" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureTaxesReconciliationsOfIncomeTaxExpenseDetails" xlink:type="extended" xlink:title="41405 - Disclosure - TAXES - Reconciliations of the income tax expense (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment_639207636507290035" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_639207636507290035" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatesPercent" xlink:label="bdmd_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatesPercent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="bdmd_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatesPercent_639207636507290035" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_639207636507290035" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_639207636507290035" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExpensesWithoutValidInvoicesPercent" xlink:label="bdmd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExpensesWithoutValidInvoicesPercent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations_1" xlink:to="bdmd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExpensesWithoutValidInvoicesPercent_639207636507290035" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxReconciliationOtherAdjustments_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_639207636507290035" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount_639207636507290035" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment_639207636507290035" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatesAmount" xlink:label="bdmd_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatesAmount_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="bdmd_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatesAmount_639207636507290035" order="6" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_639207636507290035" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExpensesWithoutValidInvoicesAmount" xlink:label="bdmd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExpensesWithoutValidInvoicesAmount_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="bdmd_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseExpensesWithoutValidInvoicesAmount_639207636507290035" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_639207636507290035" order="9" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureTaxesDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="extended" xlink:title="41406 - Disclosure - TAXES - Deferred tax assets and liabilities (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsGross_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_DeferredTaxAssetsLeaseLiabilities" xlink:label="bdmd_DeferredTaxAssetsLeaseLiabilities_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_639207636507290035" xlink:to="bdmd_DeferredTaxAssetsLeaseLiabilities_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_639207636507290035" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsGross_639207636507290035" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_639207636507290035" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_639207636507290035" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="us-gaap_DeferredIncomeTaxLiabilities" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxLiabilitiesLeasingArrangements" xlink:label="us-gaap_DeferredTaxLiabilitiesLeasingArrangements_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="us-gaap_DeferredTaxLiabilitiesLeasingArrangements_639207636507290035" order="1" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureTaxesTaxPayablesDetails" xlink:type="extended" xlink:title="41408 - Disclosure - TAXES - Tax payables (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_TaxPayableCurrent" xlink:label="bdmd_TaxPayableCurrent" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesAndExciseTaxPayableCurrent" xlink:label="us-gaap_SalesAndExciseTaxPayableCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_TaxPayableCurrent" xlink:to="us-gaap_SalesAndExciseTaxPayableCurrent_639207636507290035" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedIncomeTaxesCurrent" xlink:label="us-gaap_AccruedIncomeTaxesCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_TaxPayableCurrent" xlink:to="us-gaap_AccruedIncomeTaxesCurrent_639207636507290035" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent" xlink:label="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_639207636507290035" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="bdmd_TaxPayableCurrent" xlink:to="us-gaap_AccrualForTaxesOtherThanIncomeTaxesCurrent_639207636507290035" order="3" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureTaxesNetOperatingLossCarriedForwardFromPrcEntitiesDetails" xlink:type="extended" xlink:title="41410 - Disclosure - Taxes - Net operating loss carried forward from the PRC entities (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="us-gaap_OperatingLossCarryforwards" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2026" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2026_639207636507415228" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2026_639207636507415228" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2027" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2027_639207636507417124" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2027_639207636507417124" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2028" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2028_639207636507417124" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2028_639207636507417124" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2029" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2029_639207636507417124" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2029_639207636507417124" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2030" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2030_639207636507417124" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2030_639207636507417124" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2032" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2032_639207636507417124" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2032_639207636507417124" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2033" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2033_639207636507417124" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2033_639207636507417124" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2034" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2034_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2034_639207636507422352" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_OperatingLossCarryforwardsExpiringIn2035" xlink:label="bdmd_OperatingLossCarryforwardsExpiringIn2035_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="bdmd_OperatingLossCarryforwardsExpiringIn2035_639207636507422352" order="9" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://ir.bairdmed.com/role/DisclosureCommitmentsAndContingenciesDetails" xlink:type="extended" xlink:title="42001 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractualObligation" xlink:label="us-gaap_ContractualObligation" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractualObligationDueInNextTwelveMonths" xlink:label="us-gaap_ContractualObligationDueInNextTwelveMonths_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ContractualObligation" xlink:to="us-gaap_ContractualObligationDueInNextTwelveMonths_639207636507422352" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_ContractualObligationToBePaidYearOneToThree" xlink:label="bdmd_ContractualObligationToBePaidYearOneToThree_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_ContractualObligation" xlink:to="bdmd_ContractualObligationToBePaidYearOneToThree_639207636507422352" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_LesseeOperatingLeaseLiabilityToBePaidLessThanOneYear" xlink:label="bdmd_LesseeOperatingLeaseLiabilityToBePaidLessThanOneYear_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1" xlink:to="bdmd_LesseeOperatingLeaseLiabilityToBePaidLessThanOneYear_639207636507422352" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_LesseeOperatingLeaseLiabilityToBePaidYearOneToThree" xlink:label="bdmd_LesseeOperatingLeaseLiabilityToBePaidYearOneToThree_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_1" xlink:to="bdmd_LesseeOperatingLeaseLiabilityToBePaidYearOneToThree_639207636507422352" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt" xlink:label="us-gaap_LongTermDebt_1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LongTermDebt_1" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_639207636507422352" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="bdmd-20251231.xsd#bdmd_LongTermDebtMaturityYearOneToThree" xlink:label="bdmd_LongTermDebtMaturityYearOneToThree_639207636507422352" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="us-gaap_LongTermDebt_1" xlink:to="bdmd_LongTermDebtMaturityYearOneToThree_639207636507422352" order="2" use="optional" weight="1" />
  </calculationLink>
</link:linkbase>
