M.D. 053/2019 February 13, 2019 Subject : Disclosure of the information connected transactions To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited hereby

President The Stock Exchange of Thailand AAPICO Hitech Public Company Limited (“the Company”) would like to explain the consolidated financial statements of the Company for the 3rd quarter of fiscal year 2024

of THB 793 million from the divestment of the Nikaho and Nagi project to the Infrastructure Fund in Japan. Bio-Based Product Business Group, by the Biodiesel Business reported production and sales

Microsoft Word - MDA FY18 EN February 20, 2019 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

/2561 June 19, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q1/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

and analysis for the period ended June 30, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements for quarter 2/2018 of Wiik

- Translation - 9 November 2018 Subject: Management’s Discussion and Analysis for the Operating Results of the 3 rd Quarter of 2018 Attention: The President of the Stock Exchange of Thailand Exotic

November 13, 2018 Subject: MD&A for the financial statements of the 3rd quarter of fiscal year 2018 ended as of September 30, 2018 To: The President The Stock Exchange of Thailand Aapico Hitech Public

Microsoft Word - MDA Q319 EN.docx November 11, 2019 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

@halcyon.co.th No. CS-2563/013 14 August 2020 Subject: Management Discussion and Analysis for the 3-Month Period Ended 31 March 2020 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology