, increased by THB 5. 93 million or 1. 11% up from 1Q2019 from lower price of major raw material which are corn and soybean meal. The consolidated gross profit margin contributed of 14.66% in 1Q2020, increased

margin contributed of 15.70% in 3Q2019, slightly increased from 15.68% in 3Q2018. The participating profit from associates was THB 53.26 million in 3Q2019, decreased by THB 26.37 million or 33. 11% down

Gross Profit Margin Gross Profit Q2-2022 Q1-2023 Q2-2023 Change 6M-2022 6M-2023 Change THB Mn THB Mn THB Mn %QoQ %YoY THB Mn THB Mn %YoY Biomass Power Plant 257.3 243.7 206.9 (15.1%) (19.6%) 520.5 450.5

305.8 (158.5) (34.1%) Gross Profit 318.7 174.8 (143.9) (45.2%) Gross Profit Margin 68.6% 57.2% GPM before adjustment with PPA 69.7% 57.6% Rental and service income from warehouses, distribution centers

operations of the Group The Group has principally engaged in distribution of product and equipment, design, assembly and installation, and maintenance service of pure water treatment system; including operate

12,547 12,416 Gross profit margin (%) 22.84% 25.49% 26.48% Consolidated financial ratios 2018 2017 2016 Financial data and profitability ratios (continuous) Operating expense (include Research and

manufacturing 1,026.59 923.88 102.71 11.12 2 Revenue from sales of industrial equipment 10.42 11.31 (0.89) (7.87) 3 Revenue from sales of other products 7.96 30.72 (22.76) (74.09) 4 Revenue from ssles of

2.19 3.10 -0.91 -29% Total revenues 211.76 184.87 26.88 15% Cost of sales and services 153.62 136.23 17.39 13% Gross profit 55.51 44.98 10.53 23% Gross profit margin 26% 24% SG&A 42.04 44.50 -2.46 -6

steel tower manufacturing 147.39 242.37 (94.98) (39.19) 2 Revenue from sale of industrial equipment 2.45 2.70 (0.25) (9.26) 3 Revenue from sale of other products - 1.81 (1.81) (100.00) 4 Revenue from sale

equipment 2.45 2.70 (0.25) (9.26) 3 Revenue from sale of other products - 1.81 (1.81) (100.00) 4 Revenue from sale of electricity 117.28 114.56 2.72 2.37 5 Other income 1.44 11.77 (10.33) (87.77) 2 Unit