PTTEP Operations Overview

Thailand's Oil and Gas Balance SALES PRODUCTION SUPPLY Source: PTT Note: * ** Oil Balance*** Maintains stability supply through adequate refining capacity Natural Gas Balance* Main driver of the Thailand economy **** Gulf of Thailand (64%) Onshore (2%) Import (34%) Import (83%) 919 KBD Indigenous (17%) 184 KBD Imported Refined Petroleum Products 41 KBD Crude/ Condensate 878 KBD Total Refining Capacity in Thailand 1,242 KBD Crude/ Condensate 166 KBD PTT's Associated Refineries 770 KBD (TOP, PTTGC, IRPC) Crude Export 18 KBD Other Refineries 472 KBD (SPRC, ESSO, BCP) Refined Products 1,000 KBD * Refined Products 186 KBD Domestic 853 KBD ** Export 203 KBD Refined product from refineries = 908 KBD, including domestic supply of LPG from GSPs and Petrochemical Plants = 92 KBD Included Inventory ** Information as of 6M21 **** Information as of 6M21 MMSCFD @ Heating Value 1,000 Btu/ft³ 29 29 PTTEP 40% Others 60% 2,981 MMSCFD Bypass Gas 405 MMSCFD 6 Gas Separation Plants Total Capacity 2,870 MMSCFD 958 MMSCFD (21%) LNG 51% Myanmar 49% @Actual Heat 111 MMSCFD 1,569 MMSCFD Petrochemical Ethane Propane Feedstock LPG (13%) NGL Industry Household LPG Transportation NGL (8%) Methane 1,618 MMSCFD Power (60%) Industry (16%) NGV (3%) PTTEP Energy Partner of Choice

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