<?xml version="1.0" encoding="UTF-8"?>
<!--REG30 V1.0 (16-10-2025)-->
<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2025-08-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2025-08-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2025-08-31/in-capmkt-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2025-08-31.xsd"/><xbrli:context id="OneI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">543668</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-08</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">543668</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-08</xbrli:startDate><xbrli:endDate>2026-09-08</xbrli:endDate></xbrli:period></xbrli:context><in-capmkt:ScripCode contextRef="OneI">543668</in-capmkt:ScripCode><in-capmkt:NameOfTheCompany contextRef="OneI">B&amp;B Triplewall Containers Limited</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="OneI">BBTCL</in-capmkt:NSESymbol><in-capmkt:MSEISymbol contextRef="OneI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="OneI">INE01EE01011</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">New</in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:TypeOfEventOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">Sale or disposal of unit(s)/division(s)/subsidiary</in-capmkt:TypeOfEventOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting contextRef="OneD">true</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting><in-capmkt:DateOfBoardMeeting contextRef="OneI">2026-09-07</in-capmkt:DateOfBoardMeeting><in-capmkt:EndTimeOfBoardMeeting contextRef="OneD">16:45:00</in-capmkt:EndTimeOfBoardMeeting><in-capmkt:DateOfReport contextRef="OneI">2026-09-08</in-capmkt:DateOfReport><in-capmkt:RemarksForWebsiteDissemination contextRef="OneI">Board of Directors of the Company, at its meeting held on 07-09-2026, has approved the disinvestment of the entire 27% equity shareholding held by the Company in M/s. Sharvesh Power Projects Private Limited, pursuant to the rescission of the Power Purchase Agreement entered into between the Company and M/s. Sharvesh Power Projects Private Limited. &lt;BR&gt; 
 &lt;BR&gt; 
The aforesaid investment was made in connection with the Power Purchase Agreement for procurement of electricity for the Company's business operations. Consequent upon the rescission of the said Power Purchase Agreement, the underlying purpose for which the investment was made no longer subsists. Accordingly, the Board has approved the disinvestment of the Company's entire 27% equity shareholding in M/s. Sharvesh Power Projects Private Limited. &lt;BR&gt; 
</in-capmkt:RemarksForWebsiteDissemination><in-capmkt:DateOnWhichTheAgreementForSaleHasBeenEnteredInto contextRef="OneI">2026-09-07</in-capmkt:DateOnWhichTheAgreementForSaleHasBeenEnteredInto><in-capmkt:TheExpectedDateOfCompletionOfSaleOrDisposal contextRef="OneI">2026-09-07</in-capmkt:TheExpectedDateOfCompletionOfSaleOrDisposal><in-capmkt:NatureOfConsiderationForSaleOrDisposal contextRef="OneD">Others</in-capmkt:NatureOfConsiderationForSaleOrDisposal><in-capmkt:DetailsOfConsiderationForSaleOrDisposal contextRef="OneI">NA</in-capmkt:DetailsOfConsiderationForSaleOrDisposal><in-capmkt:BriefDetailsOfBuyers contextRef="OneI">NA</in-capmkt:BriefDetailsOfBuyers><in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesIncludingAssociateOrHoldingOrSubsidiaryOrDirectorOrKMPOrSMPAndItsRelativesHaveAnyInterestInTheEntityBeingSaleOrDisposed contextRef="OneD">false</in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesIncludingAssociateOrHoldingOrSubsidiaryOrDirectorOrKMPOrSMPAndItsRelativesHaveAnyInterestInTheEntityBeingSaleOrDisposed><in-capmkt:WhetherSaleOrDisposalWouldFallWithinRelatedPartyTransactions contextRef="OneD">false</in-capmkt:WhetherSaleOrDisposalWouldFallWithinRelatedPartyTransactions><in-capmkt:WhetherSaleOrDisposalEventIsDoneAtArmsLength contextRef="OneD">false</in-capmkt:WhetherSaleOrDisposalEventIsDoneAtArmsLength><in-capmkt:WhetherSpecialResolutionIsPassedOrProposedForSaleOrDisposalEvent contextRef="OneD">false</in-capmkt:WhetherSpecialResolutionIsPassedOrProposedForSaleOrDisposalEvent><in-capmkt:WhetherTheSaleOrLeaseOrDisposalOfTheUndertakingIsOutsideSchemeOfArrangement contextRef="OneD">false</in-capmkt:WhetherTheSaleOrLeaseOrDisposalOfTheUndertakingIsOutsideSchemeOfArrangement></xbrli:xbrl>
