IRPC Annual Report 2023

• Audi tors from EY Of f ice Company Limi ted (Mr. Kittiphan Kiatsompop and Mr. Worapot Amnuaypanit), legal advisors (Mr. Manit Suthaporn and Ms. Pratumphon Somboonpoolphon of Weerawong, Chinnavat & Partners Ltd.) were on hand for consultation. To ensure impartiality and transparency, the company invited a legal counsel from Weerawong, Chinnavat & Partners (Mr. Tatthaphong Senchanthichai) to verify vote count. • The AGM 2023 was attended by a total of 365 shareholders, with a combined 11,551,336,971 shares, representing 56.53 percent of the total issued shares, which did not exceed one-third of the number of outstanding shares. • Before the meeting started, the Company Secretary informed those in attendance of the process by which the meeting would be conducted, the voting procedures, vote count on the resolution on each of the agenda item, and how questions may be asked, before proceeding to call for a vote on each of the agenda items by Approve, Disapprove or Abstain votes. • Throughout the meeting, the Chairperson of the Board provided equal opportunity for all shareholders to ask questions to the management by sending their questions through Q&A channel, or to share their views or ask questions through video and voice calls. Ample time was allocated for questions and for relevant directors/executive officers to make replies, clarify and provide additional information. Al l shareholders’ quest ions were answered to their satisfaction. All proceedings of the AGM, questions, answers, suggestions, and opinions of those in attendance were recorded thoroughly and completely so that shareholders who were absent may be able to stay informed. • On the agenda for director appointment, IRPC provided shareholders the options to vote to appoint directors individually or as a group. • On each meeting agenda item, the company presented information in the forms of sl ide presentation or video to provide precise and easy-to-understand information, including voting results on each agenda item. Shareholders were given the opportunity to ask questions or share their views throughout the meeting while directors and executive officers responded with precise and complete answers. • The Chairperson strictly steered the meeting through all agenda items and in the order indicated in the invitation letter. No impromptu items were adopted. • Handling of Conflicts of Interest at Meetings In the case that any director may be involved or had vested interest in a particular agenda item, he or she must inform the meeting of a potential conflict of interest and leave the meeting, and recuse themself from voting on such agenda items. 1.1.3 Post-AGM Procedures and Disclosure of Shareholders’ Meeting Resolutions • The quality of meeting minutes is of utmost importance to IRPC. The company requires that minutes be thoroughly recorded in full detail, covering names of directors and executive officers attending, matters discussed on each agenda item, voting process, presentation of voting results, questions from shareholders, and answers provided by the company’s directors or executives, along with AGM resolutions and voting results, complete with a breakdown of the number of Approve, Disapprove or Abstain votes on each agenda item. All these procedures must be conformation with the company’s good corporate governance principles and applicable law. • Immediately after the conclusion of the meeting, IRPC published the AGM 2023 resolution of each agenda item in Thai and English on its website and via the SET Link on the same day (April 5, 2023). Copies of the minutes of AGM 2023 were completed within 14 days (on April 17, 2023) after the meeting date and delivered to all shareholders by post. Any shareholders who sought to amend or dispute the minutes content, if any, were given until June 30, 2023 to notify the company’s secretary to take corrective actions accordingly. IRPC’s accomplishment in the protection and promotion of shareholders’ rights has been recognized when the company received the full score of 100 from the Thai Investors Association (TIA) for the quality of AGM of shareholders that it organized. 202 Corporate Governance Policy IRPC Public Company Limited

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