Thailand Focus 2022

Projects Details | Thailand Project Name Status Phase Participating Interest* (%) Sales Vol Gas (MMSCFD) Sales Vol Liquid (KBPD) Operator Production PTTEP 80% 289 16 Chevron 20% MOECO 4% Operator Production PTTEP 100% 1 Arthit 2 B6/27 JV Production 3 B8/32 and 9A PTTEP Chevron 25.01% 51.66% 47 10 MOECO 16.71% KrisEnergy 4.63% Palang Sophon 2% 4 Bongkot Operator Production PTTEP TotalEnergies 66.67% 33.33% 751 20 20 Production PTTEP 60% 398 Chevron 35% MOECO 5% JV Production PTTEP 20% 7 EXXON MOBIL 80% JV 5 Contract 4 (Pailin) M 16 E5 Note: * PTTEP denotes respective PTTEP subsidiaries participating in the project ** Sales volume represent average volume for 100% of the project during 6M2022 Status: OP=PTTEP operatorship/ JOC = PTTEP joint operatorship/ JV = PTTEP Joint Venture Partner DCQ Daily Contractual Quantity 34 =4 160 . Latest Status PTTEP Increase Sales Gas DCQ from 220 to 280 MMSCFD in Feb'22 Select as a pilot project for CCS and completed CCS conceptual study in Q2 2022 Decommissioning activities in progress Ensure gas deliverability level at DCQ Drill development wells • Block 15 ended the concession on 23 Apr 2022 and operates under G2/61 project. Block 16 and Block 17 has maintained production until end of concession on 7 March 2023. Infills drilling for BKT Sole investment Maintain production level as planned Carry out wells plug and abandonment Ensure gas deliverability level at DCQ Drill development wells Ensure gas deliverability level at DCQ

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