3/ Thai CAC  3/ n/a Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Business The Company operates the business on civil engineering and

Ranking CG Score 1/ CG Score AGM Level 2/ AGM Score Thai-CAC 3/ Thai CAC  3/ n/a Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Business The

3/ Thai CAC  3/ Declared Thailand Sustainability Investment 4/ Thailand Sustainability Investment n/a Ranking by Industry Business 4/ Business The Company engages in the business of manufacturing and

1 Translation CEN 015-2020 August 14, 2020 Subject Notification on disposal of investment in subsidiaries (Biomass Power Plants Business) of Ua Withya Public Company Limited To The Manager and

consideration and approval in accordance with the process required by the Private Investment in State Undertakings Act B.E.2556 (2013). Nevertheless, there would be a change in the aforementioned guidelines as

in order to limit the movement of people, therefore, it resulted to the decrease in revenue from main business which affected in the traveling trips especially in April 2020. However, on May 3, 2020

Management decided to use deficits from business combinations under common control as a balancing account. The change in this account in each reporting period was due to the difference between the amount that

4 84.2 0 162.8 11 Aug 2nd Quarter pany”) No. rmance of th 2017, which d as follows subsidiarie profit of 12 ercent. This om higher ’s the 6-mo period last y se of net pr counts rece %Change 89.5% 86.4

, while the remaining 30 percent is sold into the Commonwealth of Australia’s National Electricity Market. 1.5 Change of the Company’s Name and Seal On April 12, 2019, the 2019 Shareholders’ Annual General

-2023 Balance by Quarter Change Q3-23 Q2-23 Q3-22 Q3-23 VS Q2-23 Q3-23 VS Q3-22 (Million Baht: MB) (MB) % (MB) % Total revenue 1,704.9 1,703.0 1,886.5 1.9 0.1 (181.6) (9.6) Total operating expenses