. DOD2019/004 February 20, 2019 Subject: Management’s discussion and analysis of the Company’s operating results for the year 2018 period To: President The Stock Exchange of Thailand DOD Biotech Public

subsidiaries Ref. PDI/BK-BS-008/2020 20th February 2020 Re: Management Discussion and Analysis (MD&A) For the year ended December 31, 2019 To: President The Stock Exchange of Thailand Padaeng Industry Public

/2561 November 12, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q3/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

Reporting: a Cluster-Based Comparative Study of Thai-Listed CompaniesShare Pledging and Asset Prices Evidence from the Thai Stock MarketDoes Observability of Downgrade Risk Matter for Corporate Investment

recent development in this area is the SEC Board’s approval of amendments to the Stock Exchange of Thailand (SET) regulations to improve the screening process for companies applying for SET listing and to

โทร 02 654 3344 โทรสาร 02 654 3323 ทะเบียนเลขท่ี 0107554000232 No: PACE-L 12/2018 Date: 5 February 2018 Re: The Resolution of the Board of Directors’ Meeting To: Managing Director The Stock Exchange of

HONDA ENGINEERING ASIAN CO No.CS037/2017 October 31, 2017 Subject : Information Memorandum regarding the Proposed Asset Acquisition To : President The Stock Exchange of Thailand Attachment

- Translation - LPH/SET/2017/019 August 11, 2017 To : President The Stock Exchange of Thailand The Board of Directors’ Meeting of Ladprao General Hospital Public Company Limited (the “Company” or

financial planning and saving while listed company executives will share their knowledge and experience as well as provide opportunities for study programs and internships.Lt.Gen. Yosanant Raicharoen

Bangkok, 11 October 2016 ? The SEC is urging the shareholders of JMT Network Services Public Company Limited (JMT) to study information carefully with regard to the company?s proposal for a waiver of