results for the nine-month period of 2019, change of rate more than 20 percent Dear Director and Manager The Stock Exchange of Thailand According to the resolution of the Board of Directors of DOD Biotech

number of treasury stock The Corporate Group’s total assets as at December 31, 2018 increased from the end of year 2017 by Baht 120.55 million or 4 percent, due to the net increase in inventory of Baht

Ref. DBP. 024 / 2020 February 25, 2020 Subject : Clarification on Operating Results of Year 2019 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its

BOD Resolution Ref U. SET 008/2018 14 February 2018 Subject: Summary of Operating Performance and Financial Status for Quarter 4/2017 and for the Year Ended 31 December 2017 To: President The Stock

investments and fair value gains however totalled Baht 113.48 million, an increase of Baht 41.53 million or equivalent to 57.72%, due to the increase of the price of stocks listed on stock exchange of Thailand

- Translation - MPIC 014/2018 August 8, 2018 Subject: Notification of additional investment in Transformation Films Co.,Ltd. Attention: The President of The Stock Exchange of Thailand. The Board of

treasury stock The Corporate Group’s total assets as at March 31, 2019 increased from the end of year 2018 by Baht 23.37 million or 0.74 percent, due to a net increase in trade accounts receivable and other

(Translation) NEP-AC 001/2560 10 August 2017 Subject : Management Discussion and Analysis for 2nd Quarter ended 30 June 2017 To : The President The Stock Exchange of Thailand Operating Result NEP

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

Discussion and Analysis Quarter 3 Ended 30 Sep 2017 To The President of the Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Results for the three-month and the nine-month