- Translation- June 11, 2019 Subject: Notification the Acquisition of share of BS Myco Biotech Company Limited. (Additional Information Memorandum Concerning the Acquisition of Assets) To: Director and Manager

DOD BIOTECH PUBLIC COMPANY LIMITED เลขที ่111 หมู่ที ่2 ต ำบลท่ำจีน อ ำเภอเมืองสมุทรสำคร จังหวดัสมุทรสำคร 74000 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 No. DOD089/2563

DOD BIOTECH PUBLIC COMPANY LIMITED 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 Page 1 of 3 No. DOD026/2563 February 26, 2020 Subject Management Discussion and Analysis of for

DOD BIOTECH PUBLIC COMPANY LIMITED 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 Page 1 (Translate) NO. DOD 030/2019 August 13, 2019 Subject: Clarification of the operating

DOD BIOTECH PUBLIC COMPANY LIMITED 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 Page 1 (Translate) NO. DOD 035/2019 November 11, 2019 Subject: Clarification of the operating

Microsoft Word - MD&A.EN (Revised 3) (1) DOD BIOTECH PUBLIC COMPANY LIMITED เลขท ี111 หมู่ท ี2 ตําบลท่าจีน อําเภอเมืองสมุทรสาคร จังหวดัสมุทรสาคร 74000 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon

DOD BIOTECH PUBLIC COMPANY LIMITED เลขที่ 111 หมู่ที่ 2 ตาํบลท่าจนี อาํเภอเมืองสมุทรสาคร จงัหวดัสมุทรสาคร 74000 111 Moo 2 TambonThachin, Amphurmuangsamutsakhon, Samutsakhon 74000 No. DOD128/2563

. 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

/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

. DOD017/2562 May 8, 2019 Re: Management’s Discussion and Analysis (MD&A) of the Consolidated Financial Results for Quarter 1 of 2019 To: The President The Stock Exchange of Thailand DOD Biotech Public