Corporation Plc. Management Discussion & Analysis of Business Operation For Quarter 1/2020 11 - Refinery & Trading 16 - Marketing 19 - Power Plant 21 - Bio-based Products 23 - Natural Resources CONTENTS

and Exchange Commission, Thailand (SEC)* 3. Office of Natural Resources and Environmental Policy and... https://www.sec.or.th/TH/Documents/LawsandRegulations/ResourceCenter

of Forestry, the Ministry of Natural Resources and Environment, the Geo-Informatics and Space Technology Development Agency (Public Organization) and Thailand Greenhouse Gas Management Public

opinion   2020 Reviewed Company Q3 31/12/2019 Unqualified opinion     2020 Reviewed Company Q2 30/09/2019     2020 Reviewed Company Q1 30/06/2019       Last updated on 31 March 2022

opinion     2019   Company Year 31/12/2019 Unqualified opinion   2019 Reviewed Company Q3 30/09/2019 Unqualified opinion   2019 Reviewed Company Q2 30/06/2019       Last updated on 31 March 2022

opinion     2019 Reviewed Company Q3 30/09/2019 Unqualified opinion   2019 Reviewed Company Q2 30/06/2019     Last updated on 31 March 2022

opinion   2019 Reviewed Company Q3 30/09/2019 Unqualified opinion   2019 Reviewed Company Q2 30/06/2019     Last updated on 31 March 2022

31/12/2019 Unqualified opinion   2019 Reviewed Company Q3 30/09/2019 Unqualified opinion   2019 Reviewed Company Q2 30/06/2019     Last updated on 31 March 2022

/12/2019 Unqualified opinion   2019 Reviewed Company Q3 30/09/2019 Unqualified opinion with an emphasis of matters   2019 Reviewed Company Q2 30/06/2019     Last updated on 31 March 2022

Year 31/12/2019 Unqualified opinion with an emphasis of matters   2019   Company Q2 30/06/2019       2019   Consolidated Q2 30/06/2019       Last updated on 31 March 2022