GC One Report 2023 [EN]

Remark: Directors who could not attend meetings due to other engagements and had notified the Chairman of the Board of Directors in advance of such meetings. Name Meetings in 2023 2023 Annual General Meeting of Shareholders Board of Directors Independent Directors NonExecutive Directors Audit Committee Nomination and Remuneration Committee Corporate Governance and Sustainability Committee Risk Management Committee Corporate Governance and Sustainability Committee and Risk Management Committee 16 Times Physical Meetings e-Meetings 1 Time 1 Time 10 Times 10 Times 9 Times 5 Times 2 Times 1 Time 1. Mr. Predee Daochai 2/2 2/2 - 1/1 - - - - - - - 2. Mr. Thanwa Laohasiriwong 2/2 2/2 - 1/1 - 3/3 - - - - - 3. Mr. Pakorn Nilprapunt 16/16 6/16 10/16 1/1 1/1 10/10 10/10 - - - 1/1 4. Professor Somkit Lertpaithoon 16/16 6/16 10/16 1/1 1/1 - - 9/9 - 2/2 1/1 5. Mr. Grisada Boonrach 16/16 5/16 11/16 1/1 1/1 - - - 5/5 2/2 1/1 6. Lieutenant General Nimit Suwannarat 16/16 6/16 10/16 1/1 1/1 3/3 9/10 - - - 1/1 7. Mr. Somkiat Prajamwong 16/16 6/16 10/16 1/1 1/1 - 10/10 - - - 1/1 8. Mr. Surachai Achalaboon 9/9 3/9 6/9 1/1 1/1 - - 6/6 - 2/2 - 9. Police Colonel Dusadee Aryawuit 2/2 2/2 - 1/1 - - - 2/2 - - - 10. Mr. Patchara Anuntasilpa 11/11 4/11 7/11 - 1/1 - - 6/6 - 2/2 - 11. Mr. Chadil Chavanalikikorn 16/16 6/16 10/16 - 1/1 - - 9/9 - 2/2 1/1 12. Mr. Noppadol Pinsupa 16/16 6/16 10/16 - 1/1 - - - 4/4 2/2 1/1 13. Mr. Cherdchai Boonchoochauy 15/16 4/16 11/16 - 1/1 - - - 5/5 2/2 1/1 14. Mr. Kongkrapan Intarajang 16/16 7/16 9/16 - - - - - 5/5 2/2 1/1 Directors who resigned in 2023-2024 1. M.L. Chayotid Kridakon 4/4 - 4/4 - - - - 1/3 - - - 2. Mrs. Pantip Sripimol 4/4 - 4/4 - - - - 3/3 - - 1/1 3. Mr. Piyasvasti Amranand 8/8 3/8 5/8 - - - - - - - 1/1 4. Mr. Apisak Tantivorawong 11/11 5/11 6/11 - 1/1 7/7 - - - - 1/1 5. Mrs. Watanan Petersik 10/11 4/11 6/11 - 1/1 7/7 - 4/5 - 2/2 1/1 6. Mr. Sarawut Kaewtathip 16/16 3/16 13/16 - 1/1 - - - 5/5 2/2 1/1 Director's Meetings (As of December 31, 2023) 189 PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Form 56-1 One Report 2023

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