-Translation- Ref. WINNER 028/2020 November 12, 2020 Subject: Management Discussion and Analysis for the 3-month period and 9-month period ended 30 September 2020 To: The President The Stock Exchange

the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited ("the Company") would like to report the information according to the

1 Ref: AC.006/2019 25 February 2019 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

S&P MD&A Q3_2018-ENG -1- Ref. POL. 119/2018 November 09, 2018 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

, decrease by 0.23 million baht or 52.27 % decreased. In the year 2019 the company has the interest payment from the payment through banking of plastic resin purchased (TR) but after the Company decided to

and Analysis Quarterly Ending June 30, 2020 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 4/2020

respectively. The decrease of THB 568.70 million was primarily due to the investment in short- term investment, repayment of long-term loans from bank, payment for construction of the headquarter, training and

Ref. AU 011/2017 - Translation - 11 August 2017 To: Director and the President The Stock Exchange of Thailand Management Discussion and Analysis for the six-month period ended 30 June 2017 After You

1 No. CC20171103ELE November 13, 2017 Subject Report of the Resolutions of Board of Directors’ Meeting No. 5/2017 To President The Stock Exchange of Thailand The Board of Directors’ meeting of Cal

5.41% from 2016 mainly from decrease in accrued tax as a result of 2016 tax payment and fully payment 2016 outstanding liabilities which occurred from construction of Phra Nakorn Sri Ayutthaya Branch. 3