Harn Engineering Solutions Public Company Limited (“The Company”) in the meeting 6/2019 on Wednesday 13 November 2019 has approved the company to enter into lease agreement for office building, futsal

traded on the main board of a foreign securities exchange and having auditing experiences on the financial statements of such company. Details of the granting of approval for foreign auditors under

period to continue as the Company’s office location for its business operation. Please be informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr

Company continues to focus on increasing operation and kiosks location management to increase total usage from both current and new customers. In 3rd quarter of 2020, as COVID-19 pandemic continues, despite

59.46 million is, then, recognized as the gain on disposal of investment in the project. ▪ An increasing participating profit from investment in associated companies and the joint venture in 2017

was in accordance with company’s continually expanding strategy and well management in sales and marketing function. The company; therefore, can gain more market share. 2. Selling and Administrative

Change Amount Change 2019 2018 Value % 2019 2018 Amount % Revenue from sale – net 1,254.18 1,393.11 -138.92 -9.97% 1,251.51 1,381.97 -130.47 -9.44% Gain on exchange rate 0.34 1.26 -0.92 -72.75% 0.41 1.29

increase of domestic production and inventory level of crude palm oil, the government decided to increase the biodiesel mandate from B5 to B7 on May 8, 2017. More than that, seasonal impacted to higher yield

and gain on investment (minus fair value losse) totally increased by 26.5 million Baht partly due to the fact that the Company won savings lottery issued by Bank for Agriculture and Agricultural Co

result Million Baht 2017 2016 Sales 1,849.88 1,797.03 Cost of Sales 1,621.03 1,654.24 Gross Margin 228.85 142.79 Gain (loss) on exchange rates 23.44 (5.47) Other Incomes 27.42 14.34 Total Revenues 1,900.75