/2561 August 7, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q2/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

-Translation- No. ECF2 041/2561 12 November 2018 Subject: Management Discussion and Analysis of the 3rd quarter ended September 30, 2018 To President The Stock Exchange of Thailand East Coast

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

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 27 December 2018 Subject : Disclosure of connected transaction by a subsidiary company To : President The Stock Exchange of Thailand Vanachai Group

NEP 045-2562 12 September 2019 Subject: Resolutions of the Board of Directors' Meeting regarding entering into transaction with connected person To: President The Stock Exchange of Thailand The

NEP 045-2562 12 September 2019 Subject: The Sale of the machines to connected person (Add Information) To: President The Stock Exchange of Thailand The resolution of the Board of Directors’ Meeting

Foreign Exchange gain of Baht 684 million. Significant events during the quarter are - - Restructuring of Debt of Baht 4,195 million to Equity and waiver of interest as above, thereby increasing the Profit

ที่ FPI Ref. FPI.007/2020 15 July 2020 Subject : Management Discussion & Analysis of Performance Results of Quarter 1 2020 To : Board of Directors and President of The Stock Exchange of Thailand

Exchange of Thailand Enclosure: 1) Information Memorandum on Assets Acquisition of Master Ad Public Company Limited; (amended) 2) Capital Increase Report Form (F53-4); 3) Information Memorandum on the

Exchange of Thailand Enclosure: 1) Information Memorandum on Assets Acquisition of Master Ad Public Company Limited; 2) Capital Increase Report Form (F53-4); 3) Information Memorandum on the Issuance and