Investor Update April 2022

PTT Group: Upcoming Projects 5th onshore pipeline (Phase I, II & III) ptt ~ Length 430 KM. LNG Terminal 2 7.5 MTPA Increased stake in Lotus pharmaceutical Entering into pharma business PTT hold ~37% Sabah H *PTTEP hold in Rotan field 56.0% and Remaining Area 42% Gas: 270 MMSCFD (100% project) Oman Block 61 *PTTEP hold 20.0% Gas: 1.5 Bcf (100% project) PTTEP MTP Retrofit (Olefins Reconfiguration) GC Ethylene 500 KTA, Propylene 250 KTA High value business (Coating Resins): Allnex *GC hold 100% (1,297 KTA) Algeria HBR (Phase I) oil:10-13 KBD *PTTEP hold 49.0% PTTEP ptt İRPC Innopolymed Company Limited Manufacture and sell Non- Woven Fabric (5.6 KTA) Olefins investment: PT Chandra Asri *TOP hold 15.38% (4,243 KTA) Thaioil Battery Semi-Solid Plant (30 MWh) Avaada Project in India GPSC Solar Power: 1,917 MW equity capacity (917 MW in operating/1,000 MW in progress) GPSC hold 41.6% Central Bakery, Mixed Beverage Powder Plant and Distribution Center OR ptt GSP #7 (460 MMSCFD) Replace GSP #1 GPSC ERU Project (Power 250 MW) Thaioil Clean Fuel Project (275 → 400 KBD) Ole 2 Modification Plant Project Feed flexibility (propane) GC EV manufacturing (JV with Foxconn) *Arun+ holds 60% ptt ptt Completed In progress Wait for FID Total Capacity 150,000 units/year Changfang & Xidao Project in Taiwan Offshore Wind power: 149 MW equity capacity GPSC GPSC hold 25% Ultra Clean Fuel (UCF) Building Competitiveness: Euro 5 diesel 2023 2022 2021 IRPC 2025 2024 ptt 8th Gas Separation Plant Produce & Import Ethane (1.07 MTA) Bang Pakong- South Bangkok Pipeline Length ~ 80 KM. Mozambique Area 1 *PTTEP hold 8.5% 13.1 MTPA or ~300 KBOED Southwest Vietnam *PTTEP hold 7-8.5% 490 MMSCFD or ~80 KBOED PTTEP 47

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