Board of Directors and disclosed to Stock Exchange of Thailand. The calculation of the transaction size according to the consolidated financial statements of the Company for the period ended 31 March

lease office space for the Company and its subsidiaries. To : President The Stock Exchange of Thailand JCK International Public Company Limited (“the Company”) would like to notify that the Board of

years To: The President The Stock Exchange of Thailand GFPT Public Company Limited ( “ The Company” or “ GFPT” ) would like to disclose the resolution of the Board of Directors’ meeting no. 6/ 2561 on

assistance To: The President The Stock Exchange of Thailand GFPT Public Company Limited ( “ The Company” or “ GFPT” ) , held the Board of Directors’ meeting no. 8/ 2561 on September 27th, 2018, approved the

assistance To: The President The Stock Exchange of Thailand GFPT Public Company Limited ( “ The Company” or “ GFPT” ) , held the Board of Directors’ meeting no. 9/ 2562 on December 19th, 2019, approved the

Ref. No. IVL 007/05/2018 May 10, 2018 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of Indorama

Page 1 of 4 No. RJH – SET 3/2020 24 February 2020 Subject : Management’s Discussion and Analysis for the 4th Quarter of 2019 To : The President The Stock Exchange of Thailand Rajthanee Hospital

Page 1 of 4 No. RJH – SET 14/2017 10 November 2017 Subject : Management Discussion and Analysis for the 3rd Quarter of 2017 ending 30 September 2017 To : The President The Stock Exchange of Thailand

. 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

Page 1 of 4 No. RJH – SET 8/2019 13 May 2019 Subject : Management’s Discussion and Analysis for the First Quarter of 2019 To : The President The Stock Exchange of Thailand Rajthanee Hospital Public