SCGC Acquisition and Expansion Strategy

Business dynamics 2022 Business operations significantly affected by high energy cost. Accelerated cost reduction measures and price increase to help mitigate cost increase. P.27 Coal cost vs. Price trend SCG's coal cost rose q-o-q in Q4/22 due to lag effect from advanced purchase activities Q1-22 Q2-22 Q3-22 Q4-22 Q1-23 Q2-23 Q3-23 Q4-23 Coal cost (SCG) Coal price (NEWC) Mitigation efforts • · Replaced coal use by increasing Alternative Fuel use to 34% in 2022 vs. 26% in 2021 Increased cement price by 150-200 Baht/ton from Q1/22 to compensate with cost push pressure Completed a total of 60 MW in renewable solar power generation capacity in 2022 SCG

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