Investor Update April 2022

Gas Business Roadmap Short term Gas Demand growth be maintained Thailand Gas Demand Outlook (Short Term - 5 year plan) Unit MMSCFD 6,000 CAGR (2022-2026) 3.5% 1% 3% 4,000 19% 18% 2,000 19% NGV Industry 18% GSP Power - EGAT 60% 62% - IPP - SPP 2021 2022 2023 2024 2025 2026 New Supply Additional capacity (mmscfd) Major Project: COD & Capacity/ Accumulate Pipeline distance Bongkot 700 Erawan 800 RA#6 Pipeline 5th pipeline 4,702 KM GSP#7* LNG Terminal 2 +7.5 MTA 460 mmscfd *Replace GSP#1 GSP#8 BPK-SB** pipeline ~74 KM 4,776 KM **Bang Pakong- South Bangkok Power Plant ptt 48

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