revenues which increased from 95.26% in year 2019, and the gross margin decreased from 4.74% in 2019 to 4.06% in 2020. The decrease of gross profit margin was mainly due to differences in product mix and the

tighter lending policy of auto financing providers. Domestic car sales reduced by 12.4% in Q4 2023. Cost of sales and services decreased in accordance with slower sales. Gross profit margin decreased from

53,122 (18,317) (34.48) Gross profit margin (%) 33.69 35.94 (2.24) (6.24) Net profit margin (%) 4.95 7.41 (2.45) (33.14) Per Share (Baht) Net profit per share 0.04 0.05 (0.01) Unit : THB'000 Most of the

of 2022. 4 Gross Profit and Gross Profit Margin Q2-2021 Q1-2022 Q2-2022 6M-2021 6M-2022 THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Biomass Power Plant 259.3 263.2 257.3 (2.2%) (0.8%) 498.3 520.5

compared to exchange rate during the second quarter of 2022 which led to the Group has gain on exchange rate for the third quarter of 2022. 4 Gross Profit and Gross Profit Margin Q3-2021 Q2-2022 Q3-2022 9M

lead to the Group has gain on exchange rate for the year 2022. 4 Gross Profit and Gross Profit Margin Q1-2022 Q2-2022 Q3-2022 Q4-2022 2021 2022 THB Mn THB Mn THB Mn THB Mn THB Mn % THB Mn THB Mn THB Mn

. Sales in 1Q18 represented new prices for delivery that took effect in January 2018 with an effective markdown of nearly 2%. Cost of Sales and Gross Profit The profit margin in 1Q18 dropped Q-o-Q and Y-o-Y

year 2019 increased from 4.02% to 5.30% as compared to the same period of last year. The increase of gross profit margin was mainly due to differences in product mix and the impact derived from adoption

same period of last year. The gross margin of the nine-month period of year 2018 decreased from 5.72% to 4.50% as compared to the same period of last year. The decrease of gross profit margin for the

last year. The decrease in gross profit margin was mainly due to differences in product mix and that some of the new products’ implementation were postponed by the customers while the Company and its