Right adjustment of ZIJIN41C2610A

Right adjustment of DW / No right adjustment of DW Subject : Adjustment Symbol : ZIJIN41C2610A The Full name : DERIVATIVE CALL WARRANTS ON ZIJIN MINING GROUP COMPANY LIMITED (H SHARES) (2899) ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN OCTOBER 2026 # A Before Exercise Price (Currency/share) : 39.446 HKD After Exercise Price (Currency/share) : 38.872 HKD Before Adjustment Exercise Ratio (DW : : 49.30966 : 1 share) After Adjustment Exercise Ratio (DW : : 48.59086 : 1 share) After Adjustment Exercise Ratio : 0.02058 (Calculate) The reason for adjustment : To ensure that the benefits of the Derivative Warrant holders are not less than the existing status according to the Term and Condition of Derivative Warrant issuers and Derivative Warrant holders. The reasons for adjustment of this event are as follows: - dividend payment and the issuer use FX rate at HKD 1.1572 / CNY to calculate dividend payment in Hong Kong Dollar. Effective Date : 23-Jul-2026 Authorized Persons to Disclose : Tosapol Kerdphol Information Position : Executive Director ______________________________________________________________________ This announcement was prepared and disseminated by listed company or issuer through the electronic system which is provided for the purpose of dissemination of the information and related documents of listed company or issuer to the Stock Exchange of Thailand only. The Stock Exchange of Thailand has no responsibility for the correctness and completeness of any statements, figures, reports or opinions contained in this announcement, and has no liability for any losses and damages in any cases. In case you have any inquiries or clarification regarding this announcement, please directly contact listed company or issuer who made this announcement. If you would like to see the full details of this information, please click view "full details" in attached file.