MD&A Q.3'17EN RP-AC 00/201 November 10, 2017 Subject: Clarification of Q3/17 Operating Results To: Directors and Managers of the Stock Exchange of Thailand Richy Place 0110 Public Company Limited

1 RP-AC 003/2019 AUGUST 13, 2019 Subject: Clarification of the operating results for the second quarter of 2019 To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public

MD&A Q.2'18EN 1 RP-AC 003/201 AUGUST 1, 201 Subject: Clarification of the operating results for the second quarter of 2018 To: Directors and Managers of the Stock Exchange of Thailand Richy Place

1 RP-AC 004/2018 NOVEMBER 14, 2018 Subject: Clarification of the operating results for the third quarter of 2018 To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public

1 RP-AC 004/2019 NOVEMBER 13, 2019 Subject: Clarification of the operating results for the third quarter of 2019 To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public

1 RP-AC 003/2020 AUGUST 14, 2020 Subject: Clarification of the operating results for the second quarter of 2020 To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public

(Translation) Page 1 of 2 No. CBG 053/2017 14 November 2017 Re: Board resolution and change of overseas subsidiaries’ capital structure To Managing Director Stock Exchange of Thailand Reference is

and Analysis for Year Ending December 31, 2018 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 1/2019

Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for the nine-month ended

Discussion and Analysis for Year Ending December 31, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 1