Thailand Focus 2022

Projects Details | Rest of the World Project Name Status Phase 1 PTTEP Australasia (PTTEP AA) Participating Interest* (%) Sales Vol Gas (MMSCFD) Sales Vol Liquid (KBPD) OP Exploration PTTEP 90%-100% 2 Mozambique Area 1 JV Development PTTEP 8.5% TotalEnergies, Mitsui, 26.5%,20% ENH, OVL 15%, 10% OVRL & Oil India, 10%, 10% Bharat 3 Algeria 433a & 416b (Bir Seba) JOC Production 17 ** PTTEP 35% PetroVietnam 40% Sonatrach 25% 4 Algeria Hassi Bir Rekaiz Ho OP Production PTTEP 49% Sonatrach 51% 5 Mariana Oil Sands OP Exploration PTTEP 100% (Canada) 6 Brazil JV M Barreirinhas AP1 Exploration PTTEP Shell Brasil 25% 65% Mitsui E&P Brasil 10% Note: * PTTEP denotes respective PTTEP subsidiaries participating in the project ** Sales volume represent average volume for 100% of the project during 6M2022 except for Algeria 433a & 416b (production volume) *** Status: OP PTTEP operatorship/JOC = PTTEP joint operatorship/ JV = PTTEP Joint Venture Partner 41 Latest Status PTTEP Cash Maple (AC/RL7) and Oliver (AC/RL12): Defining proper direction in order to increase development opportunities Tenacious and Oliver: Well abandonment in progress • Other exploration projects: G&G studies • First Cargo is expected by 2025, subject to local security situation . 1st Debt drawdown in project Finance • Force Majeure was declared by the operator for safety reason due to the security incident in Palma. Plan to resume construction activities after security and safety restored Drilling of 8 infilled wells are on-going. Target to tie-in and produce new wells starting from Q4 2022 • Existing wells intervention • 1st oil production June 1, 2022 for the initial phase target 10,000-13,000 BPD Sales starting Q3 2022 Continue remaining drilling and construction work to be completed Phase 1 in Q2 2023 Reclamation activities in progress to return the area to Canadian government Pending exploration wells drilling permit from the government

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