Rules and Procedures for Reporting the Interests of Directors and Executives

These rules establish the criteria, conditions, and procedures for reporting the interests of directors, executives, and their related persons, in accordance with Section 89/14 of the Securities and Exchange Act B.E. 2535 (1992), as amended by the Securities and Exchange Act (No. 4) B.E. 2551 (2008). This provision requires directors and executives to report to the Company any interest held by themselves or their related persons in connection with the management of the business of the Company or its subsidiaries.