GC_ONE REPORT 2021_ENG

Mrs. Watanan Petersik Independent Director (Non-executive Director), Director to the Audit Committee and Director to the Corporate Governance and Sustainability Committee Age : 61 Years Appointed : September 22nd 2014, April 5th 2016 (1st re-elected), April 5th 2019 (2nd re-elected) Education/Training • A.B. degree, Bryn Mawr College, Pennsylvania, U.S.A. Director Training • Director Accreditation Program (DAP) English Program, Class 83/2010, Thai Institute of Directors Association (IOD) • Mandatory Accreditation Programme (MAP) for Directors of Public Listed Companies (March 2010), Bursatra Sdn. Bhd. • Role of Director, Singapore Institute of Directors Course Board member/Management in Listed Company - The Stock Exchange of Thailand : 1 • Independent Director/Director to the Audit Committee and Director to the Corporate Governance and Sustainability Committee PTT Global Chemical Public Company Limited Board member/Management in Non-Listed Company - The Stock Exchange of Thailand : 1 • Non-Executive Director, Jetanin Institute for Assisted Reproduction, Jetanin Company Limited Position in Other Organizations/Institutions : 5 • Multinational Standards Advisory Council, BCorp, U.S.A. • Advisory Board, Nanyang Business School, Singapore • Management Committee, Lien Centre for Social Innovation, Singapore Management University • Advisor, TPG Capital Asia • Advisor, TaejaiDotCom (taejai.com) Work Experiences (5-years Past Experiences) Apr 2007 - Jun 2020 Independent Director and Chairperson of Nomination, Remuneration, and Corporate Governance Committee, CIMB Thai Bank Public Company Limited Jan 2010 - Jan 2019 Independent Director and Non-Executive Director, CIMB Group Sdn. Bhd. Jan 2010 - Jan 2019 Independent Director and Non-Executive Director, CIMB Group Holdings Berhad, Malaysia Jan 2016 - Nov 2017 Director, TPG Star SF Pte Ltd. Jan 2016 - Nov 2017 Director, TPG Growth III Asia Internet Holdings Pte Ltd. Jan 2016 - Nov 2017 Director, TPG Growth SF Pte Ltd. Feb 2015 - Nov 2017 Director, TE Asia Healthcare Advisory Pte Ltd. Sep 2014 - Nov 2017 Director, TE Asia Healthcare Partners Pte Ltd. Shareholding : None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None Lieutenant General Nithi Chungcharoen Independent Director (Non-executive Director), Director to the Nomination & Remuneration Committee and Director to the Corporate Governance and Sustainability Committee Age : 51 Years Appointed : September 22nd ,2014, April 1st 2015 (1st re-elected), April 9th 2018 (2nd re-elected), April 5th 2021 (3rd re-elected) Education/Training • Bachelor of Science, Chulachomklao Royal Military Academy • Master of Engineering (Mechanical), Stevens Institute of Technology, New Jersey, U.S.A. • Command and General Staff College, Class 80, Command And General Staff College • Peace Keeping Operation Course, Peace Operation Center, German Army • Peace Mediation Course, Swiss Federal Department of Foreign Affairs Director Training • Director Certification Program (DCP) Class 200/2015, Driving Company Success with IT Governance (ITG) Class 5/2017, IOD Talk 2/2017 “Cyber Security: Risks, Liabilities, and Best Practices”, Role of the Nomination and Governance Committee (RNG) Class 8/2016 and Board that Make a Different (BMD) Class 9/2019, Thai Institute of Directors Association (IOD) Board member/Management in Listed Company - The Stock Exchange of Thailand : 1 • Independent Director, Director to the Nomination and Remuneration Committee and Director to the Corporate Governance and Sustainability Committee, PTT Global Chemical Public Company Limited Board member/Management in Non-Listed Company - The Stock Exchange of Thailand : None Position in Other Organizations/Institutions : 1 • Assistant Chief of Staff Officer to Minister of Defence, Ministry of Defense Work Experiences (5-years Past Experiences) 1 Oct 2020 - 31 Mar 2021 Staff Officer, Ministry of Defence Apr 2019 - Sep 2020 Expert, Royal Thai Army 4 Oct 2018 - 31 Mar 2019 Assistant General Director, 2nd Coordination Centre, Office of Internal Security Coordination, Royal Thai Army 2016 - 2018 Army Attache, Royal Thai Embassy, Canberra, Australia Shareholding : None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None 353 BUSINESS OPERATION AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL REPORTS AND FINANCIAL STATEMENTS APPENDIX

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