<?xml version="1.0" encoding="US-ASCII" ?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.5a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
    <!-- Field: Doc-Info; Name: Misc; Value: 96Mps7xRiXgen8uDanwsWaCOGbP9z5Z8mekhvWB2bTkaHywqhX9PqCMalFoGoZ8C -->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:us-gaap="http://fasb.org/us-gaap/2026" xmlns:srt="http://fasb.org/srt/2026" xmlns:srt-types="http://fasb.org/srt-types/2026" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:BGMS="http://bgmsglobal.com/20260630" elementFormDefault="qualified" targetNamespace="http://bgmsglobal.com/20260630">
    <annotation>
      <appinfo>
        <link:roleType roleURI="http://bgmsglobal.com/role/Cover" id="Cover">
          <link:definition>00000001 - Document - Cover</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/BalanceSheets" id="BalanceSheets">
          <link:definition>00000002 - Statement - Consolidated Balance Sheets (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/BalanceSheetsParenthetical" id="BalanceSheetsParenthetical">
          <link:definition>00000003 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StatementsOfOperations" id="StatementsOfOperations">
          <link:definition>00000004 - Statement - Consolidated Statements of Operations (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StatementsOfComprehensiveLoss" id="StatementsOfComprehensiveLoss">
          <link:definition>00000005 - Statement - Consolidated Statements of Comprehensive Loss (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StatementsOfStockholdersEquityDeficit" id="StatementsOfStockholdersEquityDeficit">
          <link:definition>00000006 - Statement - Consolidated Statements of Stockholders' Equity (Deficit) (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StatementsOfCashFlows" id="StatementsOfCashFlows">
          <link:definition>00000007 - Statement - Consolidated Statements of Cash Flows (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/CompanyOverview" id="CompanyOverview">
          <link:definition>999008 - Disclosure - Company Overview</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/SummaryOfSignificantAccountingPolicies" id="SummaryOfSignificantAccountingPolicies">
          <link:definition>999009 - Disclosure - Summary of Significant Accounting Policies</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/Revenue" id="Revenue">
          <link:definition>999010 - Disclosure - Revenue</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/NetLossPerCommonShare" id="NetLossPerCommonShare">
          <link:definition>999011 - Disclosure - Net Loss per Common Share</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/Inventory" id="Inventory">
          <link:definition>999012 - Disclosure - Inventory</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/AccountsReceivables" id="AccountsReceivables">
          <link:definition>999013 - Disclosure - Accounts receivables</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/PrepaidExpensesAndOtherCurrentAssets" id="PrepaidExpensesAndOtherCurrentAssets">
          <link:definition>999014 - Disclosure - Prepaid Expenses and Other Current Assets</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/Non-currentAssets" id="Non-currentAssets">
          <link:definition>999015 - Disclosure - Non-Current Assets</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/AccruedAndOtherLiabilities" id="AccruedAndOtherLiabilities">
          <link:definition>999016 - Disclosure - Accrued and Other Liabilities</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/Leases" id="Leases">
          <link:definition>999017 - Disclosure - Leases</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StockBasedCompensation" id="StockBasedCompensation">
          <link:definition>999018 - Disclosure - Stock Based Compensation</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StockholdersEquity" id="StockholdersEquity">
          <link:definition>999019 - Disclosure - Stockholders&#8217; Equity</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/SubsequentEvents" id="SubsequentEvents">
          <link:definition>999020 - Disclosure - Subsequent Events</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/SummaryOfSignificantAccountingPoliciesPolicies" id="SummaryOfSignificantAccountingPoliciesPolicies">
          <link:definition>999021 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/SummaryOfSignificantAccountingPoliciesTables" id="SummaryOfSignificantAccountingPoliciesTables">
          <link:definition>999022 - Disclosure - Summary of Significant Accounting Policies (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/NetLossPerCommonShareTables" id="NetLossPerCommonShareTables">
          <link:definition>999023 - Disclosure - Net Loss per Common Share (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/InventoryTables" id="InventoryTables">
          <link:definition>999024 - Disclosure - Inventory (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/AccountsReceivablesTables" id="AccountsReceivablesTables">
          <link:definition>999025 - Disclosure - Accounts receivables (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/PrepaidExpensesAndOtherCurrentAssetsTables" id="PrepaidExpensesAndOtherCurrentAssetsTables">
          <link:definition>999026 - Disclosure - Prepaid Expenses and Other Current Assets (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/AccruedAndOtherLiabilitiesTables" id="AccruedAndOtherLiabilitiesTables">
          <link:definition>999027 - Disclosure - Accrued and Other Liabilities (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/LeasesTables" id="LeasesTables">
          <link:definition>999028 - Disclosure - Leases (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StockBasedCompensationTables" id="StockBasedCompensationTables">
          <link:definition>999029 - Disclosure - Stock Based Compensation (Tables)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/CompanyOverviewDetailsNarrative" id="CompanyOverviewDetailsNarrative">
          <link:definition>999030 - Disclosure - Company Overview (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfDisaggregationOfRevenueDetails" id="ScheduleOfDisaggregationOfRevenueDetails">
          <link:definition>999031 - Disclosure - Schedule of Disaggregation of Revenue (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" id="SummaryOfSignificantAccountingPoliciesDetailsNarrative">
          <link:definition>999032 - Disclosure - Summary of Significant Accounting Policies (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/RevenueDetailsNarrative" id="RevenueDetailsNarrative">
          <link:definition>999033 - Disclosure - Revenue (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfEarningsPerShareBasicAndDilutedDetails" id="ScheduleOfEarningsPerShareBasicAndDilutedDetails">
          <link:definition>999034 - Disclosure - Schedule of Earnings Per Share, Basic and Diluted (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfInventoryDetails" id="ScheduleOfInventoryDetails">
          <link:definition>999035 - Disclosure - Schedule of Inventory (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfAccountsReceivablesDetails" id="ScheduleOfAccountsReceivablesDetails">
          <link:definition>999036 - Disclosure - Schedule of Accounts Receivables (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfMovementInProvisionForDoubtfulDebtDetails" id="ScheduleOfMovementInProvisionForDoubtfulDebtDetails">
          <link:definition>999037 - Disclosure - Schedule of Movement in Provision For Doubtful Debt (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/AccountsReceivablesDetailsNarrative" id="AccountsReceivablesDetailsNarrative">
          <link:definition>999038 - Disclosure - Accounts receivables (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails" id="ScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails">
          <link:definition>999039 - Disclosure - Schedule of Prepaid Expenses and Other Current Assets (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/Non-currentAssetsDetailsNarrative" id="Non-currentAssetsDetailsNarrative">
          <link:definition>999040 - Disclosure - Non-Current Assets (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfAccruedAndOtherCurrentLiabilitiesDetails" id="ScheduleOfAccruedAndOtherCurrentLiabilitiesDetails">
          <link:definition>999041 - Disclosure - Schedule of Accrued and Other Current Liabilities (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfRemainingLeasePaymentsDetails" id="ScheduleOfRemainingLeasePaymentsDetails">
          <link:definition>999042 - Disclosure - Schedule of Remaining Lease Payments (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/LeasesDetailsNarrative" id="LeasesDetailsNarrative">
          <link:definition>999043 - Disclosure - Leases (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/ScheduleOfStockBasedCompensationExpenseDetails" id="ScheduleOfStockBasedCompensationExpenseDetails">
          <link:definition>999044 - Disclosure - Schedule of Stock Based Compensation Expense (Details)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StockBasedCompensationDetailsNarrative" id="StockBasedCompensationDetailsNarrative">
          <link:definition>999045 - Disclosure - Stock Based Compensation (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/StockholdersEquityDetailsNarrative" id="StockholdersEquityDetailsNarrative">
          <link:definition>999046 - Disclosure - Stockholders&#8217; Equity (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://bgmsglobal.com/role/SubsequentEventsDetailsNarrative" id="SubsequentEventsDetailsNarrative">
          <link:definition>999047 - Disclosure - Subsequent Events (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:linkbaseRef xlink:type="simple" xlink:href="bgms-20260630_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="bgms-20260630_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="bgms-20260630_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="bgms-20260630_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links" />
      </appinfo>
    </annotation>
    <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
    <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
    <import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd" />
    <import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd" />
    <import namespace="http://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd" />
    <import namespace="http://xbrl.sec.gov/country/2026" schemaLocation="https://xbrl.sec.gov/country/2026/country-2026.xsd" />
    <import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd" />
    <import namespace="http://fasb.org/srt-types/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd" />
    <element id="BGMS_SixPercentConvertibleExchangeablePreferredStockMember" name="SixPercentConvertibleExchangeablePreferredStockMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_FireSafetyEquipmentMember" name="FireSafetyEquipmentMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_SafetyAparelMember" name="SafetyAparelMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_MaintenanceAndServicingMember" name="MaintenanceAndServicingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ProjectSupplyAndInstallationMember" name="ProjectSupplyAndInstallationMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_CommonStockWarrantsMember" name="CommonStockWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_UnrelatedCustomerMember" name="UnrelatedCustomerMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_GeneralAndAdministrativeExpensesMember" name="GeneralAndAdministrativeExpensesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ResearchAndDevelopmentExpensesMember" name="ResearchAndDevelopmentExpensesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_CommonStockEquityOfferingsMember" name="CommonStockEquityOfferingsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_SecuritiesPurchaseAgreementMember" name="SecuritiesPurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_SeriesCConvertiblePreferredStockMember" name="SeriesCConvertiblePreferredStockMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_AprilTwoThousandTwentyFourWarrantsMember" name="AprilTwoThousandTwentyFourWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_AprilTwoThousandTwentyFourSecuritiesPurchaseAgreementMember" name="AprilTwoThousandTwentyFourSecuritiesPurchaseAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_PreFundedWarrantsMember" name="PreFundedWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_SeriesAWarrantsMember" name="SeriesAWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_SeriesBWarrantsMember" name="SeriesBWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_PlacementAgentWarrantsMember" name="PlacementAgentWarrantsMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_December2023PrivatePlacementMember" name="December2023PrivatePlacementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DecemberTwoThousandTwentyThreePrivatePlacementMember" name="DecemberTwoThousandTwentyThreePrivatePlacementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_December2023PlacementAgencyAgreementMember" name="December2023PlacementAgencyAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_UnderwrittenPublicOfferingMember" name="UnderwrittenPublicOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_CostOfSales" name="CostOfSales" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_GainOnDeconsolidationOfSubsidiary" name="GainOnDeconsolidationOfSubsidiary" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_OtherComprehensiveIncomeUnrealizedForeignExchangeOnIntercompanyLoansNetOfTax" name="OtherComprehensiveIncomeUnrealizedForeignExchangeOnIntercompanyLoansNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueUponConversionOfPreFundedWarrantsInUnderwrittenOfferingNetOfIssuanceCosts" name="StockIssuedDuringPeriodValueUponConversionOfPreFundedWarrantsInUnderwrittenOfferingNetOfIssuanceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueStockExerciseOfPrefundedWarrants" name="StockIssuedDuringPeriodValueStockExerciseOfPrefundedWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesStockExerciseOfPrefundedWarrants" name="StockIssuedDuringPeriodSharesStockExerciseOfPrefundedWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueSeriesCPreferredStockConversions" name="StockIssuedDuringPeriodValueSeriesCPreferredStockConversions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesSeriesCPreferredStockConversions" name="StockIssuedDuringPeriodSharesSeriesCPreferredStockConversions" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueIssueOfSeriesDPreferredStockInSecuritiesPurchaseAgreement" name="StockIssuedDuringPeriodValueIssueOfSeriesDPreferredStockInSecuritiesPurchaseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesIssueOfSeriesDPreferredStockInSecuritiesPurchaseAgreement" name="StockIssuedDuringPeriodSharesIssueOfSeriesDPreferredStockInSecuritiesPurchaseAgreement" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueSeriesDPreferredStockConversions" name="StockIssuedDuringPeriodValueSeriesDPreferredStockConversions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesSeriesDPreferredStockConversions" name="StockIssuedDuringPeriodSharesSeriesDPreferredStockConversions" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueIssueOfSeriesEPreferredStockInSecuritiesPurchaseAgreement" name="StockIssuedDuringPeriodValueIssueOfSeriesEPreferredStockInSecuritiesPurchaseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesIssueOfSeriesEPreferredStockInSecuritiesPurchaseAgreement" name="StockIssuedDuringPeriodSharesIssueOfSeriesEPreferredStockInSecuritiesPurchaseAgreement" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_OtherComprehensiveIncomeLossDeconsolidation" name="OtherComprehensiveIncomeLossDeconsolidation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueIssueOfCommonStockAndPrefundedWarrantsInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" name="StockIssuedDuringPeriodValueIssueOfCommonStockAndPrefundedWarrantsInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesIssueOfCommonStockAndPrefundedWarrantsInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" name="StockIssuedDuringPeriodSharesIssueOfCommonStockAndPrefundedWarrantsInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueIssueOfSeriesFPreferredStockInSecuritiesPurchaseAgreement" name="StockIssuedDuringPeriodValueIssueOfSeriesFPreferredStockInSecuritiesPurchaseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesIssueOfSeriesFPreferredStockInSecuritiesPurchaseAgreement" name="StockIssuedDuringPeriodSharesIssueOfSeriesFPreferredStockInSecuritiesPurchaseAgreement" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueSeriesEPreferredStockConversions" name="StockIssuedDuringPeriodValueSeriesEPreferredStockConversions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesSeriesEPreferredStockConversions" name="StockIssuedDuringPeriodSharesSeriesEPreferredStockConversions" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueIssueOnExerciseOfWarrants" name="StockIssuedDuringPeriodValueIssueOnExerciseOfWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesIssueOnExerciseOfWarrants" name="StockIssuedDuringPeriodSharesIssueOnExerciseOfWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueIssueOfCommonStockOnWarrantExchangeAgreements" name="StockIssuedDuringPeriodValueIssueOfCommonStockOnWarrantExchangeAgreements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesIssueOfCommonStockOnWarrantExchangeAgreements" name="StockIssuedDuringPeriodSharesIssueOfCommonStockOnWarrantExchangeAgreements" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodValueOfIssueOfCommonStockInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" name="StockIssuedDuringPeriodValueOfIssueOfCommonStockInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_StockIssuedDuringPeriodSharesOfIssueOfCommonStockInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" name="StockIssuedDuringPeriodSharesOfIssueOfCommonStockInSecuritiesPurchaseAgreementInPrivatePlacementNetOfExpenses" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DeconsolidationOfSubsidiary" name="DeconsolidationOfSubsidiary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DisclosurePrepaidExpensesAndOtherCurrentAssetsAbstract" name="DisclosurePrepaidExpensesAndOtherCurrentAssetsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_PrepaidExpensesAndOtherCurrentAssetsTextBlock" name="PrepaidExpensesAndOtherCurrentAssetsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DisclosureNoncurrentAssetsAbstract" name="DisclosureNoncurrentAssetsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_NonCurrentAssetsTextBlock" name="NonCurrentAssetsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DisclosureLeasesAbstract" name="DisclosureLeasesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ReverseStockSplitsPolicyTextBlock" name="ReverseStockSplitsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_GoingConcernPolicyTextBlock" name="GoingConcernPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_RecentlyIssuedAccountingPronouncementsPolicyTextBlock" name="RecentlyIssuedAccountingPronouncementsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_SignificantPaymentTermsPolicyTextBlock" name="SignificantPaymentTermsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_WarrantiesPolicyTextBlock" name="WarrantiesPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ReturnsAndRefundsPolicyTextBlock" name="ReturnsAndRefundsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_PracticalExpedientsAndPolicyElectionsPolicyTextBlock" name="PracticalExpedientsAndPolicyElectionsPolicyTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ScheduleOfMovementInProvisionForDoubtfulDebtTableTextBlock" name="ScheduleOfMovementInProvisionForDoubtfulDebtTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_AccountsReceivablesBeforeAllowanceForDoubtfulDebt" name="AccountsReceivablesBeforeAllowanceForDoubtfulDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ReductionInAllowanceForDoubtfulAccountsReceivableCurrent" name="ReductionInAllowanceForDoubtfulAccountsReceivableCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ForeignExchangeTranslationAdjustmentForAllowanceForDoubtfulAccountsReceivableCurrent" name="ForeignExchangeTranslationAdjustmentForAllowanceForDoubtfulAccountsReceivableCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearTwo" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ProceedsFromIssuanceOfPreferredStock" name="ProceedsFromIssuanceOfPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_WarrantsIssued" name="WarrantsIssued" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ClassOfWarrantOrRightsExercisable" name="ClassOfWarrantOrRightsExercisable" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_PercentageOfOutstandingCommonStockAtElectionOfPurchaser" name="PercentageOfOutstandingCommonStockAtElectionOfPurchaser" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_ConvertiblePreferredStockConversionPercentage" name="ConvertiblePreferredStockConversionPercentage" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DividendsPreferredStockDateDeclared" name="DividendsPreferredStockDateDeclared" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DividendsPreferredStockPaidDate" name="DividendsPreferredStockPaidDate" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
    <element id="BGMS_DividendsPreferredStockDateOfRecord" name="DividendsPreferredStockDateOfRecord" nillable="true" xbrli:periodType="duration" type="xbrli:dateItemType" substitutionGroup="xbrli:item" />
</schema>
