Profit and Gross Profit Margin Q2-2020 Q1-2021 Q2-2021 6M-2020 6M-2021 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Biomass Power Plant 263.5 239.0 259.3 8.5% (1.6%) 507.3 498.3 (1.8%) Natural

Gross Profit Margin Gross Profit Q3-2022 Q2-2023 Q3-2023 Change 9M-2022 9M-2023 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Biomass Power Plant 231.7 206.9 259.1 25.2% 11.8% 752.2 709.6 (5.7

compared to exchange rate of the third quarter of 2023, then the Group has loss on exchange rate for the fourth quarter of 2023 in the amounting to Baht 110.2 million. 4 Gross Profit and Gross Profit Margin

. Note that the Plant was COD in 2016. 7 Gross Profit and Gross Profit Margin Q1-2020 Q2-2020 Q3-2020 Q4-2020 2019 2020 THB Mn THB Mn THB Mn THB Mn THB Mn % THB Mn THB Mn THB Mn % Biomass Power Plant 243.7

payment during the year. Financial Ratio Analysis Profitability Ratio Unit Jan – Dec 2017 Jan – Dec 2016 Gross Profit Margin (%) 34.43 39.10 Operating Profit Margin (%) 4.13 6.36 Net Profit Margin (%) 3.05

expanded, the price of agricultural products remained low, and the level of household debt remains high. Thus, sales in the third quarter did not meet the target. However, the Company continued to undertake

high profit margin and also from effective marketing policy. (2) Analysis of Operating Results and Profitability (2.1) Revenues from Sales and Services Description Year 2018 Year 2017 Increase

, AIS’ core service revenue dropped -3.2%YoY, while EBITDA (pre-TFRS16) still maintained growth of 1.8% with 45.5% EBITDA margin and NPAT decreased -7.1%. For FY20, our core service revenue and EBITDA

of service and SG&A. As a result of demand weakness, EBITDA in 1Q22 dropped -0.8% YoY and -2.3% QoQ to Bt22,404mn with a margin of 49.5%. Following declined EBITDA, AIS reported a net profit of

a rebound in demand of enterprise customers from a clearer political situation and a sizable project closed in the quarter. The strategy for the enterprise segment continues focusing on high-margin