Mrs. Chananchida Wiboonkanarak Senior Vice President, Downstream Strategy and Business Development Age : 48 Appointed : April 1st, 2018 Education/Training • Master of Engineering (Chemical Engineering), Chulalongkorn University • Bachelor of Science (Chemical Engineering), Chulalongkorn University • Leadership Development Program 2, 2015, Sasin Graduate Institute of Business Administration of Chulalongkorn University • Leadership Development Program (LDP 2), General Electric, GE, U.S.A. • PTT-HBS Leadership Development Program (LDP 1), Harvard Business School Campus, Shanghai, The People’s Republic of China • Director’s Legal Liabilities, Ethical Leadership for new Era and High Performing Board & Board Effectiveness 2021 (In-house Programs by GC) Director Certification Program (DCP) Class 267/2018, Thai Institute of Directors Association (IOD) Board member/Management in Listed Company – The Stock Exchange of Thailand : 1 • Senior Vice President - Downstream Strategy and Business Development, PTT Global Chemical Public Company Limited Board member/Management in Non-Listed Company – The Stock Exchange of Thailand : 11 • Director and Chairperson of Executive Committee, PTT MCC Biochem Company Limited • Director, PTT Phenol Company Limited • Director, GC Glycol Company Limited • Director, Solution Creation Company Limited • Director, Kuraray GC Advanced Materials Company Limited • Director, PTT Asahi Chemical Company Limited • Director, PTTGC International (Netherlands) B.V. • Director, NatureWorks LLC • Director, Vencorex Holding • Director, Emery Oleochemicals UK Limited • Executive Committee Member, HMC Polymers Company Limited Work Experiences (5-years past experiences) 27 Dec 2018 - 22 Dec 2019 Director, GC-M PTA Company Limited 27 Dec 2018 - 22 Dec 2019 Director, Thai PET Resin Company Limited 26 Feb 2016 - 5 Nov 2018 Director, Thai Fatty Alcohols Company Limited 1 Oct 2017 - 31 Mar 2018 Acting Senior Vice President- Downstream Strategy and Business Development, PTT Global Chemical Public Company Limited 1 Apr 2014 - 30 Sep 2017 Vice President - Strategy and Business Development, High-Volume Specialties Business Unit, PTT Global Chemical Public Company Limited Shareholding : None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None Mr. Khomson Piyawattanaviroj Senior Vice President - CAPEX Excellence Age : 59 Appointed : January 1st, 2018 Education/Training • Bachelor of Engineering (Mechanical Engineering), Chulalongkorn University • Director’s Legal Liabilities, Ethical Leadership for new Era and High Performing Board & Board Effectiveness 2021 (In-house Programs by GC) Director Certification Program (DCP) Class 259/2018, Thai Institute of Directors Association (IOD) Board member/Management in Listed Company – The Stock Exchange of Thailand : 1 • Senior Vice President - CAPEX Excellence, PTT Global Chemical Public Company Limited Board member/Management in Non-Listed Company – The Stock Exchange of Thailand : 3 • Director, NPC Safety and Environmental Service Company Limited • Director, GC-M PTA Company Limited • Director, Thai PET Resin Company Limited Work Experiences (5-years past experiences) Jan - Dec 2017 Vice President - Center of Excellence, PTT Global Chemical Public Company Limited Jul 2013 - Dec 2016 Project Director, PTT Phenol Company Limited Shareholding : None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries : None 371 BUSINESS OPERATION AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL REPORTS AND FINANCIAL STATEMENTS APPENDIX
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