- 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

exercise its discretion or make decision in the operation for the intermediary; “end user” means the employees of the intermediary and contractors who engage in the operation and has access to the sensitive

bidding on the construction projects based on the Company’s expertise. However, in 2017, the construction industry still highly- competitive in terms of price sensitive and the highly competitive nature in

. 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