1 (Translation) MD. 134/2019 August 7, 2019 Re: Management Discussion and Analysis For the Operating Results ended June 30, 2019 To: President The Stock Exchange of Thailand Management Discussion and

  1    (Translation) MD. 030/2018 February 21, 2018 Re: Management Discussion and Analysis For the Year Ended December 31, 2017 To: President The Stock Exchange of Thailand Management Discussion and

results for the six-month period of 2019, change of rate more than 20 percent Dear Director and Manager The Stock Exchange of Thailand According to the resolution of the Board of Directors of DOD Biotech

.: _____________________________ Fax No.: _____________________________ In case the Hong Kong Covered Fund is to be listed on the Stock Exchange of Thailand (SET) or any other organised and regulated exchange in Thailand, e.g. an

(Translation) PRG.MD. 021/2019 February 26th, 2019 Subject: Management Discussion and Analysis (MD&A) of 2018 Attention: Managing Director of the Stock Exchange of Thailand We, Patum Rice Mill and

(Translation) UAC.CS/002/2019 February 28, 2019 Subject: Explanation of the operating results for the year period ended December 31, 2018 To: President The Stock Exchange of Thailand Attachment

ที่ กบร No. Kor Bor Ror. 032/2017 November 9, 2017 President The Stock Exchange of Thailand Re : Increase of the investment proportion in the ordinary shares of Pattaya Manufacturing Co., Ltd. Dear

more than 20% To : President The Stock Exchange of Thailand Global Service Center Public Company Limited (“the Company”) would like to inform that the Company has already disclosed financial statements

วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC002/2019 May 14, 2019 Subject : The company’s operating result for the 1st quarter of year 2019 To : The president, The Stock Exchange

12 December 2017 Subject: Resolutions of Board of Directors Meeting No. 14/2017 Attention: President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on Asset Disposal, Transaction No