Ref. No. 1908/028EN June 13, 2019 Subject Management Discussion and Analysis for Q2/2019 (Ending June 30, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company

/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

MDA Q2_2018 (Eng.) August 7, 2018 Subject : Interim Management Discussion and Analysis of Q2/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

Discussion and Analysis Quarterly Ending September 30, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 4

in blue. No. ORI 48/2017 31 July 2017 Subject: The Disposal of Asset of the Company Attention: President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on the Disposal of Asset of the

Ref. PDI/BK-BS-050/2019 9th August 2019 Re: Management Discussion and Analysis (MD&A) For the three-month and six-month periods ended June 30, 2019 To: President The Stock Exchange of Thailand PDI

Microsoft Word - MD&A-E-mh-FA-nn.docx 1 Ref: CSO 016/2020 Date: 7th May 2020 Subject: Management Discussion and Analysis Quarter 1 Ending 31st March 2020 Attention: President The Stock Exchange of

becomes bankrupt. However, the case has currently been considered by the Central Bankruptcy Court and the progress will be announced and informed through the Stock Exchange of Thailand on due course. In

Stock Exchange of Thailand on due course. In terms of the production in 2018, the Company still continues its operation and produces Hot Rolled Coils. Further, the Company is in the process of obtaining

ที่ FPI Ref. FPI.001/2020 25 February 2020 Subject : Management Discussion & Analysis of Performance Results of the year ended 2019 To : Board of Directors and President of The Stock Exchange of