Investor Presentaiton

OPERATING PROFIT OF OPERATING ASSETS In 2022, Operating Profit increased by THB 2,769 million or 18.7% from 2021 mostly contributing from profit sharing of JV and higher sales of overseas and other related businesses Operating Profit Breakdown by Business Type* Unit: Million Baht -8.0% YoY -24.1% QoQ +18.7% YoY Operating Profit Breakdown by Power Plant Type* Unit: Million Baht +18.7% YoY YEARS EGCO GROUP 17,562 17,562 7% Others 5% VSPP 14,793 14,793 3% SPP 5% Profit Sharing from -8.0% YoY 8% 17% IPP 9% 62% investment in 53% JV 17% -24.1% QoQ 68% Overseas 61% 4,214 4,214 3,475 3,198 47% 38% 40% 60% 44% Operating profit from subsidiaries 9% 8% 3,475 5% 5%4%3% 3,198 20% 12% 8% 23% 6% 18% 69% 60% 40% 67% 56% 56% Q4/21 Q3/22 Q4/22 2021 2022 Q4/21 Q3/22 Q4/22 2021 2022 Note: Operating Profit = Profit before FX, Deferred Tax, TFRIC 4, Impact of Financial Instruments and Impairment Operating Profit = operating profit of operating asset - holding company - under construction (2022: 11,797 = 17,562 - 5,717 - 48) 30

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