November 11, 2020 Subject: Management’s Discussion and Analysis for the third quarter of 2020 To: The President The Stock Exchange of Thailand (SET) DOD Biotech Public Company Limited and its subsidiaries

) ................................................................................................................................................................ 2. Type of the Applicant:  Juristic person established under Thai Law  Limited company  Public limited company  Stock Exchange of Thailand  Over-the-counter trading center  Association related

  March 20, 2018 Subject The amendment of Information Memorandum on Acquisition of Assets To President The Stock Exchange of Thailand According, Bangkok Dec-con Public Company Limited has reported

) - Translation - Ref. WINNER 0009/2018 February 28, 2018 Re Information Memorandum on Acquiring of Ordinary Shares in Aesthetic Zecret (At-Ze) Co., Ltd. (Additional info.2) To The President The Stock Exchange of

entering into Material Transactions Deemed as Acquisition or Disposal of Assets and Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and other Acts of

operating results for the 3-month period and 6-month period ending June 30, 2017 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its Subsidiary (together

Ref. DBP. 141 / 2017 November 13, 2017 Subject : Clarification on Operating Results for the 3-Month Period and 9-Month Period ending September 30, 2017 To : President The Stock Exchange of Thailand

increase of 21% from Baht 3,640 million as at 31 December 2016. This was mainly due to increased inventories from higher stock level of branded canned fruit than last year preparing for sale until the next

ที่ กตพ Ref. DBP. 108 / 2019 August 13, 2019 Subject : Clarification on Operating Results for the 2nd quarter and 6-month Period ending June 30, 2019 To : President The Stock Exchange of Thailand

Ref. DBP. 153 / 2019 November 11, 2019 Subject : Clarification on Operating Results for the 3rd quarter and 9-month Period ending September 30, 2019 To : President The Stock Exchange of Thailand