disposition of assets (including the additional amendment announcement) and according to the announcement of the Stock Exchange of Thailand, subject - disclosure of information and operation of listed companies

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

Office of the Securities and Exchange Commission No. SorKhor/Nor. 37/2550 Re: Relaxation on Calculation and Announcement of Net Asset Value of Mutual Funds Investing in Equity Instruments Issued by PTT

Administration announcement regarding temporary closing of the premises (Issue 2), the company has considered the safety of all shareholders which attendance the Meeting and to realize the measurement to prevent

transaction size based on the total value of consideration basis of the total assets of the Company and its subsidiaries as of 30 September 2020, in accordance with the announcement of the Capital Market

and Exchange Commission No. SorKhor/Nor. 37/2550 Re: Relaxation on Calculation and Announcement of Net Asset Value of Mutual Funds Investing in Equity Instruments Issued by PTT Public Company Limited By