& Analysis Q1/2022 Overall operating results of the Company in Q1/2022 Q1/21 Q1/22 Change +/(-) (THB million) %YoY Operating Revenue 179 198 11% Cost of Sales (74) (78) 5% Gross Profit 105 120 14% Other income
tourist-related industries and growth remained sporadically in the affluent segment with higher purchasing power. Overall, AIS reported core service revenue of Bt33,130mn, improved 1.0% YoY but slightly
increasing in overall revenue of biomass power plants and municipal solid waste power plants. Sales and service income (included revenue from finance lease under a Power Purchase Agreement) increase 18.2% YoY
Discussion & Analysis Q2/2022 Overall operating results of the Company in Q2/2022 Q2/21 Q2/22 Change +/(-) 1H/21 1H/22 Change +/(-) (THB million) %YoY %YoY Operating Revenue 137 230 68% 317 428 35% Cost of
Management Discussion & Analysis Q3/2022 Overall operating results of the Company in Q3/2022 Q3/21 Q3/22 Change +/(-) 9M/21 9M/22 Change +/(-) (THB million) %YoY %YoY Operating Revenue 115 246 114% 431 674 56
PerformanceSignificant EventsExecutive Summary Management Discussion & Analysis Q4/2022 Overall operating results of the Company in Q4/2022 Q4/21 Q4/22 Change +/(-) 2021 2022 Change +/(-) (THB million) %YoY %YoY Operating
grow further this year. 39.9 6.7 0.4 11.2 25.0 2019 2020 2021 2022 2023 Significant Events Financial Performance Management Discussion & Analysis Q1/2023 Executive Summary Overall operating results of
assets while new depreciation from 5G asset gradually increase after continuing expanding 5G network capacity. Overall SG&A showed a decline of -6.7% YoY with marketing expense dropping -20% YoY reflected