offering of warrant to purchase ordinary shares of the Company to existing shareholders and joint ventures in subsidiary. (Edited) To: The President The Stock Exchange of Thailand Enclosure 1. Capital

entitled for subscription of new ordinary shares (Record Date) and Subscription period To: The President of the Stock Exchange of Thailand Enclosure: 1. No. For. 19/2018 Capital Increase, Waiver from

. 5. General Characteristics of the Transaction Transaction Type: Acquisition or Disposal of Assets of Category 2 as classified following the Notification of the Stock Exchange of Thailand Consideration

Thailand. The Bank of Thailand revised down the projection of overall economy for 2020 to contract 7.8% (as of September 2020) from the earlier forecast of 8.1%. But the fragile labor market, uncertain

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 To: The President of the Stock Exchange of Thailand Enclosure: 1. Capital Increase

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 (Revised No.2) To: The President of the Stock Exchange of Thailand Enclosure: 1

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 (Revised No.3) To: The President of the Stock Exchange of Thailand Enclosure: 1

. Until date, the Company has agreed with the customer to end this project, and it is in negotiation with the customer regarding amount to be settled, which is still highly uncertain at this stage. At 31

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Derivative Warrants | NIKKEI41P2512B | DERIVATIVE PUT WARRANTS ON NIKKEI 225 STOCK AVERAGE INDEX ISSUED BY JPMORGAN SECURITIES (THAILAND) LIMITED LAST TRADING IN DECEMBER 2025 # B | NIKKEI 225 STOCK