months ended June 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the six-month period ended June 30, 2018 Operating

-month period ended September 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the nine-month period ended September 30

1 11 February 2019 Subject: Explanation of operating result in the financial statement ended 31 December 2018 To: President of the Stock Exchange of Thailand With reference to the financial statement

November 11, 2019 SET-19-AC-004 Dear The President The Stock Exchange of Thailand Subject : Clarification of Result’s Operation for the nine months ended September 30, 2019 According to the

the previous Quarterly To: The President The Stock Exchange of Thailand At present, the Thai economy and other countries in the world, there are clear direction of growth in the downtrend. The rate of

three years. In comparison, it took more than 40 years for the Stock Exchange of Thailand to reach the same level of growth. The SEC has therefore launched the investor education series starting with

, demonstrating growth in leaps and bounds.The corporate governance assessment of Thai listed companies under the 2014 ASEAN CG Scorecard program shows that Thai companies continue to be regional leaders on CG

/2561 August 7, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q2/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS020/2018 May 10, 2018 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for the

Page 1 of 4 No. RJH – SET 10/2018 12 November 2018 Subject : Management Discussion and Analysis for the 3rd quarter of 2018 ending September 30, 2018 To : The President The Stock Exchange of Thailand