<?xml version="1.0" encoding="UTF-8" standalone="no"?><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2023-06-30/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Closure_Of_Trading_Window/2023-06-30/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Closure_Of_Trading_Window/2023-06-30/in-capmkt-roles" xmlns:in-capmkt-type="https://www.sebi.gov.in/xbrl/2023-06-30/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2023-06-30.xsd" xlink:type="simple"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">PRESSTONIC</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-01-01</xbrli:instant></xbrli:period></xbrli:context><in-capmkt:NameOfTheCompany contextRef="MainI">PRESSTONIC ENGINEERING LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="MainI">PRESSTONIC</in-capmkt:NSESymbol><in-capmkt:ScripCode contextRef="MainI">000000</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NotListed</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE0R1601012</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncementForClosureOfTradingWindow contextRef="MainI">New</in-capmkt:TypeOfAnnouncementForClosureOfTradingWindow><in-capmkt:TypeOfEventForClosureOfTradingWindow contextRef="MainI">Closure of Trading Window</in-capmkt:TypeOfEventForClosureOfTradingWindow><in-capmkt:DateOfStartOfTradingWindowClosure contextRef="MainI">2026-01-01</in-capmkt:DateOfStartOfTradingWindowClosure><in-capmkt:DateOfEndOfTradingWindowClosure contextRef="MainI">2026-01-08</in-capmkt:DateOfEndOfTradingWindowClosure><in-capmkt:BriefDetailsForTradingWindowClosureEndDate contextRef="MainI">As per the SEBI (Prohibition of Insider Trading) Regulations, 2015 the Trading Window shall be closed for all the Designated Persons and their immediate relatives with effect from Thursday, 1st January, 2026 till the completion of 48 hours after the conclusion of the Board Meeting scheduled for January 6, 2026</in-capmkt:BriefDetailsForTradingWindowClosureEndDate><in-capmkt:PurposeOfTheClosureOfTradingWindow contextRef="MainI">Fund Raising</in-capmkt:PurposeOfTheClosureOfTradingWindow><in-capmkt:DateOfReport contextRef="MainI">2026-01-01</in-capmkt:DateOfReport></xbrli:xbrl>