, Climate Change Management and Coordination Division, Office of Natural Resources and Environmental Policy and Planning (ONEP), Ms. Sumon Sumetchoengprachya, Director of Low Carbon Policy and Technical

Change (Unit: %) 2023 2024 2024 %QoQ %YoY 2023 2024 %YoY Biomass Power Plant 25.4 22.6 24.3 1.7 (1.1) 26.7 23.5 (3.2) Natural Gas Power Plant 21.2 23.4 24.3 0.9 3.1 20.5 23.8 3.3 Municipal Solid Waste

vs Q4/2018YoYQoQ IPP Key cost drivers Q4/18 Q3/19 Q4/19 Change +/(-) 2018 2019 Change +/(-) QoQ YoY Natural Gas Natural Gas Consumption Natural Gas Consumption (‘000 MMBTU) – Sriracha Power Plant 611

to remain at the same rate if there is no significant change in natural gas price and the appreciation in Thai Baht. However, during September and December of 2018, Ft rate is expected to be adjusted

(MD&A) Q1 2019 Key cost drivers Q1/18 Q4/18 Q1/19 Change +/(-) QoQ YoY Natural Gas Natural Gas Consumption Natural Gas Consumption (‘000 MMBTU) – Sriracha Power Plant 1,420 612 1,381 126% (3%) Natural

Services: IPP Key cost drivers Q3/19 Q2/20 Q3/20 Change +/(-) 9M/19 9M/20 Change +/(-) YoY QoQ YoY Natural Gas Natural gas consumption GPSC's natural gas consumption (‘000 MMBTU) 1,222 398 366 (70%) (8

: Comparing Q1/2020 vs Q4/2019 Comparing Q1/2020 vs Q1/2019 YoYQoQ IPP Key cost drivers Q1/19 Q4/19 Q1/20 Change +/(-) QoQ YoY Natural Gas Natural Gas Consumption Natural Gas Consumption (‘000 MMBTU) 1,383 976

International Airport for the operation of hybrid power plant, consisting of combined cycle cogeneration power plant using natural gas and solar farm with total capacity of 95 MW and the smart energy storage

natural gas price. FINANCIAL PERFORMANCE REVENUE STRUCTURE ABBREVIATION & OUR PROJECTSEXECUTIVE SUMMARY FINANCIAL PERFORMANCE FINANCIAL POSITION PROGRESS OF PROJECTS UNDER CONSTRUCTION 2016 2017 % change

/2016 Q2/2017 Change +/(-) 1H/2016Q1/2017 GLOBAL POWER SYNERGY PLC. Q2/2017 Management Discussion & Analysis (MD&A) 4 Cost of sales and services (exclude depreciation and amortization) • Natural gas