1 -Translation- No.ECF2 004/2018 24 January 2018 Subject: Change in Shareholding Structure of the Planet Board Company Limited, a Subsidiary Company of the Company (additional) To: President The

, 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

–2021 Balance by Quarter Change Q3-21 Q2-21 Q3-20 Q3-21 VS Q2-21 Q3-21 VS Q3-20 (Million Baht: MB) (MB) % (MB) % Total revenue 1,509.1 2,081.2 2,241.1 (572.1) (27.5) (732.0) (32.7) Total operating

audit firm; (2) Not required if another auditor affiliated with the same audit firm has submitted an application and the document to the SEC Office, provided that there is no material change to the

-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

income and cost of sales resultin g in the operating income until the gross profit being reported differently from the previous periods Operating Highlights in Q3/2019 Q3/18 Q2/192 Q3/19 Change +/(-) 9M/18

related to the decrease and increase of capital in the Memorandum of Association and the change of paid-up capital with Department of Business Development, Ministry of Commerce. 4.3 The Company will submit

amend the clauses that related to the decrease and increase of capital in the Memorandum of Association and the change of paid-up capital with Department of Business Development, Ministry of Commerce. 4.3

Association and the change of paid-up capital with Department of Business Development, Ministry of Commerce. 4.3 The Company will submit the application to the Office of the Securities and Exchange Commission

recovering after passing through the bottom in April, which was the most affected. After various countries around the world started relaxing their lockdown policies and travel restriction. Combined with the