set-q3-61 (Translation) LEE 13/2018 14 November 2018 Subject : Management Discussion and Analysis for the third quarter ended September 30, 2018 To : President of The Stock Exchange of Thailand We

Ref No : GENCO 010/2019 January 30, 2019 To: President The Stock Exchange of Thailand Subject

/ SET ESG Ratings n/a Ranking by Industry Business 4/ Company Profile 4/ Field name Detail Address 999/9 The Offices at Central World, 18th Floor, Rama 1 Road, Pathumwan Bangkok10330 Phone 0-2658-9500 Fax

at a par value of 181,440,000 Baht by the acquisition of IGE's existing ordinary shares will occur only as the condition below, 1. The Company has been approved by the shareholders' meeting to purchase

and Analysis for 2018 To : Director and the President The Stock Exchange of Thailand Summary of the Company’s Financial Position and Operating Result for the 3 and 9 month period ended 30 Sep. 2018

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30 April 2019 At: ACC/HO 012/19 Re: Management Discussion and Analysis for the Quarter of 1/2019 To: President The Stock Exchange of Thailand In the first quarter of 2019, the Thai economy expanded

. 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

Management Discussion and Analysis, Q2/2019 Page1/4 Ref. IR62/008 9 August 2019 Subject: Management Discussion and Analysis, 2nd Quarter Ending 30 June 2019 Attention: President Stock Exchange of

- Translation - 14 August 2019 Subject: Management’s Discussion and Analysis for the Operating Results of the Second Quarter of 2019 Attention: The President of the Stock Exchange of Thailand Exotic