Investor Relations

NextDayDisclosureReturn(EquityIssuer-ChangesInIssuedShareCapitalAndorShareBuybacks)12April2022

ANNOUNCEMENTSANDNIOTICES-DELAYINDESPATCHOFCIRCULARGRANTOFWAIVERFROMSTRICTCOMPLIANCEWITHRULE14.41(a)OFTHELISTINGRULES

ANNOUNCEMENTS AND NIOTICES -DISCLOSEABLE TRANSACTION—CONSTRUCTION AGREEMENT IN RELATION TO CONSTRUCTION OF AN ELECTROPLATING WASTEWATER TREATMENT PLANT IN TAIXING ECONOMIC DEVELOPMENT ZONE

MonthlyReturns-MonthlyReturnofEquityIssueronMovementsinSecuritiesforthemonthended31March2022

ANNOUNCEMENTSANDNIOTICES-ANNOUNCEMENTOFANNUALRESULTSFORTHEYEARENDED31DECEMBER2021

ANNOUNCEMENTS AND NIOTICES-MAJOR TRANSACTION PLANT CONSTRUCTION AGREEMENTS IN RELATION TO CONSTRUCTION OF FACTORY BUILDINGS IN TAIXING ECONOMIC DEVELOPMENT ZONE

ANNOUNCEMENTSANDNIOTICES-DATEOFBOARDMEETING

【ANNOUNCEMENTSANDNIOTICES】INSIDEINFORMATION—UPDATEONFINANCIALINFORMATION

MonthlyReturns-MonthlyReturnofEquityIssueronMovementsinSecuritiesforthemonthended28February2022