ทางการเงิน สำหรับงวดหกเดือนสิ้นสุดวันที่ 30 มิถุนายน 2563 และ 30 มิถุนายน 2562 ดังนี้: Q2 2563 Q2 2562 YoY change YoY % change หน่วย: ล้านบาท รายได้จากการขายและบริการ 232.44 229.27 3.17 1% รายได้อ่ืน 3.27

-20 % Change Amount % Amount % Amount % Q3-20 VS Q3-19 Q3-20 VS Q2-20 Sales revenue 17,540 100.0 12,404 100.0 14,491 100.0 41.4 21.0 Gross profit 4,574 26.1 2,373 19.1 3,892 26.9 92.8 17.5 Operating

% Change Amount % Amount % Amount % Q1-21 VS Q1-20 Q1-21 VS Q4-20 Sales revenue 19,039 100.0 12,755 100.0 18,498 100.0 49.3 2.9 Gross profit 4,103 21.6 2,586 20.3 4,067 22.0 58.7 0.9 Operating profit 1,372

Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Market/Industry/Sector Change Effective Date 02/07/2015 Previous Market/Industry/Sector SET

21.46% or Baht 6,286.14 million from last year. The revenue dropped because Jira-Khon Kaen Double-Track Railway Project and Xayaburi Hydroelectric Power Project have been completed and now in maintenance

result from the customer demand ramp up in Q2’20 in most of business unit under Power & Systems business group. Unit : Million Baht 31 Mar 2020 31 Dec 2019 % Change Cash and cash equivalents 11,770 12,394

structure: After Change 1. Chai Watana Green Company Ltd. 75.009% 1. Chai Watana Green Company Ltd. 99.999% 2. ZW Power Company Ltd 24.990% 2. Mr.Weerapon Chaiteerath 0.001% 3. Mr. Weerapon Chaiteerath 0.001

of the plant and machineries from an independent engineering expert. The effect of such change in the estimated useful lives of assets to the depreciation charge during the quarter is as below; Unit

results for the nine-month period of 2019, change of rate more than 20 percent Dear Director and Manager The Stock Exchange of Thailand According to the resolution of the Board of Directors of DOD Biotech

43.7 27.8 15.9 57.2 Solar Energy Power Plants 1.4 (0.5) 1.9 N.A. (>100) Gross Profit by Segment 427.9 354.5 73.4 20.7 Change % Gross Profit % % % Biomass Power Plants 36.3 29.7 6.6 Natural Gas Power