PTTEP Project and Financial Overview

Thailand | Market Update Thailand Energy Overview Natural Gas Supply FY 2020 FY 2021 2M 2022 FY 2020 FY 2021 2M 2022 MMSCFD Domestic Myanmar LNG 3,902 Domestic Domestic 35 34 。 Constant in energy demand, while the energy prices continue to soar 33 32 Myanmar LNG 4,726 31.3 31 Myanmar LNG 4,699 0 1,000 2,000 3,000 4,000 5,000 Natural Gas Consumption MMSCFD Electricity Industry GSP NGV 4,196 Electricity Industry GSP NGV 4,395 Electricity Industry GSP NGV 4,368 0 1,000 2,000 3,000 4,000 5,000 Source: Energy Policy and Planning Office (EPPO) FY2020 FY2021 2M 2022 o As of February 2022, compared with the same period of last year: significantly declined in domestic supply and lower LNG imports. Electricity Generation GWH 30 30 30.0 29 29 32.1 Exchange Rate Movement (USD/THB) 33.4 33.9 28 Q1 Q2 Q3 Q4 ठ 2021 33.3 Q1 Q2 32 PTTEP 34.2 (High) 33.5 33.2 Q3 Q4 2022 Consensus on the exchange rate mostly depends on 56% 3% 16% 13% 12% 33,123 o Thailand economic recovery in particular the tourism sector 54% 2% 17% 16% 11% 209,717 o Bank of Thailand and Federal Reserve monetary policy tightening schedule o Geopolitical tensions and uncertainty from the Russia-Ukraine war 55% 2% 18% 14% 10% 206,034 Natural Gas Imported Hydro Electricity Renewable Energy Coal & Lignite Source: Bank of Thailand, Bloomberg Forecast based on Bloomberg Consensus as of 31 March 2022 26 32.6 (Average) 31.5 (Low)

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