Progress Report on Events or Indications Affecting Internal Control System Item : 1 Quarter / Year : Quarter 3 / 2026 Name of Transaction : Deposit and advance payments totaling 141 million baht differing from past practices and observation on a subsidiary director's advance Type of Transaction : - Events or Indications Affecting Internal Control System Progress Report Date of First Notification of the : 14-Aug-2026 Transaction Financial Reporting Period of First : Quarter 2 / 2026 Notification of the Transaction Current Progress Status : Under Rectification Remark : The event reflected historical limitations in internal control mechanisms regarding advance payments and advance disbursements, which have now been comprehensively resolved and updated to satisfy good corporate governance standards. ______________________________________________________________________ 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.

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