, consists of unrealised gain on exchange rate of receivable under finance lease agreement, gain on forward contracts and insurance claim. Change QoQ Consolidated financial statements Change YOY Financial

-5.26 -16.97 -9.05 -26.02 Net Profit 13.84 -2.73 -5.02 7.75 280.75 -18.86 -136.27 Gross Profit Margin (%) 12.30 18.04 16.07 -1.96 -10.87 3.78 30.70 Net Profit Margin (%) 6.71 -1.12 -2.58 -1.47 131.32

Increase / (Decrease) % Change Total other comprehensive income (10.60) - (10.60) 100.00% Total comprehensive income for the year 6.16 112.1 (105.94) -94.50 Gross profit margin 55.45% 62.21% -6.76% Net

profit and net profit margin increased due to the increase in sales as well as an increase of gross profit margin. Financial position Unit: Million Baht As at As at Change September 30, 2020 September 30

derived from the management service and engineering service.  Overall gross profit margin decreased from 17.0% to 11.9% amount Baht (16.37) million. 2019 2018 Revenue 443.24 406.54 36.70 9.0% Cost 390.30

year ended December 31, 2019 which the details are as follows: Unit: million Baht For the year ended December 31 2019 2018 Change % Increase (Decrease) Revenue from sale of goods 689.16 653.89 35.27 5.39

ended 31 March 2020 which the details are as follows: Unit: million Baht For 3-month period (Jan-Mar) 2020 2019 Change % Increase (Decrease) Revenue from sale of goods 156.58 167.64 (11.06) (6.60) Revenue

Change 9-month 9-month Change (Unit: %) 2023 2024 2024 %QoQ %YoY 2023 2024 %YoY Net profit margin attributable to the parent 19.5 14.0 6.4 (7.6) (13.1) 18.2 12.3 (5.9) Net profit margin from ordinary

ที่ กบร No. Lor Gor. 023/2020 November 16, 2020 President The Stock Exchange of Thailand Re : Clarification on the company’s over 20% change in its operating results for 3rd quarter, 2020 Dear Sir

related with operating result (%) For the period ended Change 31 March 2019 31 March 2018 Gross profit margin (%) 41.47 41.99 (0.52) Distribution costs and administrative expenses to total revenue (%) 44.79