Notification of the Resolutions of the Board of Directors' Meeting No. 7/10/2026, the Entry into a Material Transaction, and the Determination of the Date of the Extraordinary General Meeting of Shareholders No. 1/2026

Schedule of Shareholders' meeting Subject : Schedule of Extra-General Meeting of Shareholders Date of Board resolution : 30-Oct-2026 Shareholder's meeting date : 04-Dec-2026 Beginning time of meeting (hh:mm) : 14 : 00 Record date for the right to attend the : 16-Nov-2026 meeting Ex-meeting date : 13-Nov-2026 Significant agenda item : - Acquisition and disposition of assets Type of meeting : Electronic meeting Venue of the meeting : Electronic meeting Agenda Item : 1 Agenda Detail : To consider and adopt the minutes of the Annual General Meeting of Shareholders 2026 Type : To Consider and approve Board's Resolution : The Board has agreed to propose the Minutes of the 2026 Annual General meeting of Shareholders, held on April 30, 2026, which have been recorded accurately and completely, for consideration and approval. Agenda Item : 2 Agenda Detail : To consider the approval for the acquisition and disposition of assets Type : To Consider and approve Board's Resolution : The Board had agreed to propose the shareholders' meeting for consideration and approval of the disposal of shares in Phumjai Thai Cement Company Limited, subject to the terms and conditions set forth in the relevant share purchase agreement, which qualifies as a significant transaction. More detail : For more information regarding this agenda, please read the Full Detailed News file. ______________________________________________________________________ Acquisition or disposition of assets To consider and approve the disposal of all shares held in Thai Pride Cement Company Limited, subject to the Terms and Conditions set forth in the relevant Share Purchase Agreement, which that qualifies as a significant transaction. ______________________________________________________________________ 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.