Investor Presentaiton

COAL VOLUME BOOSTS 2Q 2022 PERFORMANCE COAL SALES *CAGR 156.84% 152.93% YoY 0.32 0.27 0.68 in million ton SERVICES 139.54% YoY 0.42 5 1.00 *CAGR 19.86% 16.21% YoY 1.69 1.46 1.45 7.74% YoY in million ton 3.14 2.92 2Q 2021 1Q 2022 2Q 2022 6M 2021 6M 2022 2Q 2021 1Q 2022 2Q 2022 6M 2021 6M 2022 The coal sales volume reached 44.35% FY 2022 target for YTD 6M 2022. Rocketing coal price boosts our 2022 performance. • In 2Q 2022, coal price increased by 33.85% YoY from IDR606.56K/ton to be IDR811.85K/ton • YTD6M 2022, coal price increased by 46.95% YoY from IDR584.16K/ton to be IDR858.43K/ton The coal service volume reached 40.20% FY 2022 target for YTD 6M 2022 • In 2Q 2022, coal service volume increased by 16.21% YoY • YTD6M 2022, coal service volume increased by 7.74% YoY 17

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