reference. PAGE 10 Notification of the Office of the Securities and Exchange Commission No. Sor Thor. 14/2558 Re: Rules in Detail on the Prevention and Management of Conflicts of Interest __________________

of Exchange Rate of the Company and its Subsidiaries In the year 2018, the Company recorded loss on foreign exchange of Baht 865.02 million, the main reason was from loan to related parties in AUD

MDA Q1_2018 (Eng.) May 7, 2018 Subject : Interim Management Discussion and Analysis of Q1/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of

Attention: President The Stock Exchange of Thailand Regarding to JAS Asset Public Company Limited (“the Company”) Board of Meeting No.2/2018 on 10 May 2018, the resolution to certify the Company’s financial

MD&A Q4_2018 (Eng.) February 21, 2019 Subject : Yearly Management Discussion and Analysis of 2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

: President The Stock Exchange of Thailand Regarding to JMT Network Services PCL. (“the Company”) No.4/2019 on 13 November 2019, the resolution to certify the financial statements and performance of the Company

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

. 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 No. CMC Sor Lor.009/2019 May 14, 2019 Re: Management Discussion & Analysis for the Period Ended 31 March 2019 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN

1 Translation CEN 013-2019 August 14, 2019 Subject Management discussion and analysis for business operation Quarter 2-2019 To The Manager and President The Stock Exchange of Thailand Operating