. OCMSET/1907/003 July 30, 2019 Subject: Clarification of the operating results for the six-month period of 2019, change of rate more than 20% Dear: Director and Manager the Stock Exchange of Thailand

and Analysis Quarterly Ending June 30, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 3/2019

: President The Stock Exchange of Thailand Pursuant to JAS Asset Public Company Limited (“the Company”) Meeting Resolution No. 6/2019 on 6 August 2019, the resolution to certify the Company’s financial

No. MVP007/2019 8 August 2019 Subject: Management Discussion and Analysis for the 6-month period ended 30 June 2019 To: President and Manager The Stock Exchange of Thailand M Vision Public Company

S&P MD&A Q2_2019-Eng Ref. POL. 085/2019 August 8th 2019 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

MDA Q2_2019 (Eng ) August 9, 2019 Subject : Interim Management Discussion and Analysis of Q2/2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

2nd quarter ended 30 June 2019 Attn: Director and Manager, The Stock Exchange of Thailand With respect to the financial information for the 2nd quarter ended 30 June 2019, as submitted by the Company

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

Ref. No. 1908/028EN June 13, 2019 Subject Management Discussion and Analysis for Q2/2019 (Ending June 30, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company

ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0280/2019 13 August 2019 Subject: Management Discussion and Analysis for the Second Quarter ended 30 June 2019 To President The Stock Exchange of Thailand