Change of director/Executive New election The date of board's resolution/submit : 06-Jun-2025 news Director Name : Pharm. DR. Pannawit Chottechathammanee Position in company (1) : BOARD OF DIRECTOR Effective Date (1) : 06-Jun-2025 Position in company (2) : CHIEF EXECUTIVE OFFICER Effective Date (2) : 06-Jun-2025 Position in company (3) : CHAIRMAN OF THE RISK MANAGEMENT COMMITTEE Effective Date (3) : 06-Jun-2025 More detail : Their term shall be equivalent to the remaining term of the director they are replacing. Replaced Mr. Yodsawee Wattanateerakitja ______________________________________________________________________ Change of director/Executive New election Director Name : MR. JULPAS KRUESOPON Position in company (1) : BOARD OF DIRECTOR Effective Date (1) : 06-Jun-2025 Position in company (2) : CHAIRMAN OF AUDIT COMMITTEE Effective Date (2) : 06-Jun-2025 More detail : Their term shall be equivalent to the remaining term of the director they are replacing. Replaced Ms.Pattra Supanich ______________________________________________________________________ Change of director/Executive New election Director Name : MR. KRITSADA PRUITIPAT Position in company (1) : BOARD OF DIRECTOR Effective Date (1) : 06-Jun-2025 Position in company (2) : AUDIT COMMITTEE Effective Date (2) : 06-Jun-2025 More detail : Their term shall be equivalent to the remaining term of the director they are replacing. Replaced Lt.Gen. Parinya Chaidilok ______________________________________________________________________ More detail : The Board of Directors has approved the appointment of a new director to replace the director who has resigned. ______________________________________________________________________ Form to Report on Names of Members and Scope of Work of the Audit Committee (F24-1) The scope of duties and responsibilities of The Audit Committee The Audit Committee is consisted of No : 1 Audit Committee's Position : AUDIT COMMITTEE Full Name : Lt.Gen.SUCHART WONGMARK Remaining term in office (year) : 2 Year 11 Month 7 Day No : 2 Audit Committee's Position : CHAIRMAN OF AUDIT COMMITTEE Full Name : MR.JULPAS KRUESOPON Remaining term in office (year) : 11 Month 6 Day No : 3 Audit Committee's Position : SECRETARY OF THE AUDIT COMMITTEE Full Name : Ms.Dullapaporn Pethaisong Remaining term in office (year) : No : 4 Audit Committee's Position : AUDIT COMMITTEE Full Name : MR.KRITSADA PRUITIPAT Remaining term in office (year) : Number of copies of the certificate and : 2 biography of the audit committee (persons) The order of audit committee number(s) that has/have adequate expertise and experience to review creditability of the financial reports. : 1-3 Scope of duties and responsibilities of the audit committee to the board of director : Roles and Responsibilities of the Audit Committee 1. Review of Financial Reports: To ensure the accuracy, reliability, and adequate disclosure of financial reports by coordinating with external auditors and the management responsible for preparing annual and quarterly financial reports. 2. Review of Internal Control Systems: To assess the suitability and effectiveness of the company's internal control systems. This may include recommending reviews or investigations of any items deemed necessary and significant, and submitting proposals for important and necessary improvements to the internal control systems to the Board of Directors, in conjunction with external auditors and the Head of Internal Audit. 3. Compliance Review: To review compliance with the Securities and Exchange Act B.E. 2535, including announcements, regulations, and/or rules of the Securities and Exchange Commission (SEC) and the Stock Exchange of Thailand (SET), as well as other laws relevant to the company. 4. Appointment of External Auditors: To consider and propose the appointment of independent external auditors to audit the company's control systems and financial statements. The Audit Committee holds the authority and responsibility to select, evaluate, propose remuneration, and oversee the work of the external auditors or any other audit procedures. This includes reviewing or affirming the auditors' assurance to the Board of Directors. Each auditor and auditing firm shall report directly to the Audit Committee. The Audit Committee has the authority to approve the initial terms and fees for audit and other services proposed by the auditors. The Audit Committee shall then advise the Board of Directors for submission to shareholders at the Annual General Meeting of Shareholders for approval of the appointment of auditors and audit fees. 5. Discussions with Management and Auditors: To hold appropriate discussions with management and auditors concerning audit issues and limitations, management's actions regarding such issues or limitations, and the company's risk management and assessment policies, including significant financial risks and management's measures to control and mitigate these risks. Furthermore, the Audit Committee shall resolve any conflicts between management and auditors related to financial reports, and shall meet with the auditors without management present at least once a year. 6. Promotion of Auditor Independence: To promote and ensure the independence of the external auditors. The Audit Committee shall discuss with the auditors their independence from management and the company, including any relationships or services between the auditors and the company, and any other relationships that may affect the auditors' objectivity. 7. Review of Financial Reporting Standards and Policies: To review the company's financial reports, accounting standards, and accounting policies, as well as significant changes in accounting standards, principles, or practices, including critical accounting judgments that impact the company's financial reports, encompassing the rationale and implications of such judgments. 8. Review of Connected Transactions: To review connected transactions or transactions with potential conflicts of interest to ensure compliance with laws and SET regulations, and to verify that such transactions are reasonable and maximally beneficial to the company, with accurate and complete disclosure. 9. Approval of Related Party Transactions: To review and approve or ratify any transactions between the company and related parties that are subject to disclosure requirements under SEC regulations. 10.Assessment of Internal Audit Function: To consider the independence of the internal audit function and provide opinions on the appointment, transfer, or termination of the head of internal audit, and evaluate the performance of personnel or other departments responsible for internal audit. 11.Review of Internal Audit Plan: To review the company's internal audit plan in accordance with generally accepted methods and standards. 12.Review of Risk Management System: To ensure that the company has an appropriate and effective risk management system. 13.Reporting to the Board: To report the performance of the Audit Committee to the Board of Directors at least four times a year. 14.Review of Anti-Corruption Measures: To review the accuracy of reference documents and self-assessment forms regarding the company's anti-corruption measures, in accordance with the Collective Action Coalition Against Corruption (CAC) project, within the scope of its duties. The Audit Committee has the authority to invite relevant management or employees of the company to provide opinions, attend meetings, or submit necessary documents. It also has the authority to engage consultants or external parties, in accordance with company regulations, to provide opinions or advice when necessary. 15.Preparation of Corporate Governance Report: To prepare the Audit Committee's corporate governance report, which shall be disclosed in the company's annual report. This report must be signed by the Chairman of the Audit Committee and shall include at least the following information: a) Opinion on the accuracy, completeness, and reliability of the company's financial reports. b) Opinion on the adequacy of the company's internal control system. c) Opinion on compliance with securities laws, SET regulations, or laws related to the company's business. d) Opinion on the suitability of the external auditors. e) Opinion on transactions with potential conflicts of interest. f) Number of Audit Committee meetings and attendance of each Audit Committee member. g) Overall opinions or observations obtained by the Audit Committee from performing its duties under the Charter. h) Any other items deemed necessary for shareholders and general investors to know, within the scope of duties and responsibilities assigned by the Board of Directors. 16.Annual Performance Evaluation: The Audit Committee shall conduct an annual self-assessment of its performance and report the assessment results, along with any operational problems or obstacles that may have prevented the achievement of the Audit Committee's objectives, to the Board of Directors. 17.Charter Review: To review and revise the Audit Committee Charter. 18.Reporting Significant Issues: In the event that any items or actions are found or suspected to have a significant impact on the company's financial position and operating results, such as transactions involving conflicts of interest, suspected or presumed fraud or irregularities, significant deficiencies in internal control systems, or violations of securities laws and SET regulations, etc. 19.Reporting to the Board for Remediation: The Audit Committee shall report such matters to the Board of Directors for corrective action within a timeframe deemed appropriate by the Audit Committee. If the Board of Directors or management fails to implement corrective actions within the timeframe deemed appropriate by the Audit Committee, any Audit Committee member may report such items or actions to the Securities and Exchange Commission (SEC) or the Stock Exchange of Thailand (SET). 20.Whistleblower Channels: To ensure the company has channels for receiving tips and complaints regarding inappropriate financial statements or other issues, while assuring whistleblowers of an independent review process and appropriate follow-up actions. 21.External Consultation: When necessary, the Audit Committee may seek advice from external consultants or professional experts regarding audit performance, with the company responsible for expenses in accordance with company regulations. 22.Other Assignments: To perform other duties as assigned by the Board of Directors within the scope of the Audit Committee's duties and responsibilities. ______________________________________________________________________ The company hereby certifies that the information above is correct and complete. Signature _________________ ( Mr.SANTI MANEEWONG ) DIRECTOR Authorized person to disclose information Signature _________________ ( Mr.THAWATCHAI JIRAWATAUNGKANA ) DIRECTOR Authorized person to disclose information ______________________________________________________________________ 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. 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