ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0048/2020 26 February 2020 Subject: Management Discussion and Analysis of Operating Results for Fiscal Year 2019 To President The Stock Exchange of Thailand

Page 1 of 4 No. RJH – SET 12/2017 11 Aug 2017 Subject : Management Discussion and Analysis for the 2nd Quarter of 2017 ending on 30 June 2017 To : The President The Stock Exchange of Thailand

WATTANAPAT HOSPITAL TRANG PUBLIC COMPANY LIMITED No. WPH – SET 2/2017 2 October 2017 Subject : Management Discussion and Analysis for the year ended on December 31, 2016 To : Directors and Manager The Stock

Page 1 of 4 No. RJH – SET 3/2018 26 February 2018 Subject : Management’s Discussion and Analysis for the fourth Quarter of 2017 and year ended December 31, 2017 To : The President The Stock Exchange

ที่ บช NO. AC. 001/2018 28 February 2018 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development

Law on Derivatives ; (17) derivatives business operator under the Law on Agricultural Futures Trading; (18) international financial institution; (19) Deposit Protection Agency; (20) Stock Exchange of

; (17) derivatives business operator under the Law on Agricultural Futures Trading; (18) international financial institution; (19) Deposit Protection Agency; (20) Stock Exchange of Thailand; (21) juristic

) Stock Exchange of Thailand; (21) juristic person in the category of statutory corporation; (22) juristic person whose shares are held by the investors under (1) to (21), in aggregate, exceeding seventy

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