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

Acc.001/2563 February 24, 2020 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for the Year 2019 Dear Sir, S. Khonkaen Foods Public Company Limited

February 28, 2019 Subject: Managing Discussion and Analysis for Year2018 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

. OCMSET1905/002 May 8, 2019 Subject: Report the operating result for the year ended March 31 ,2019 by more than 20 percent. Dear Director and Manager The Stock Exchange of Thailand According to the resolution

. OCMSET / 1905/002 May 8, 2019 Subject: Clarification of the operating results for the three-month period of 2019, change of rate more than 20 percent Dear Director and Manager the Stock Exchange of

Management Discussion and Analysis for the first quarter ended March 31, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the first quarter

วันที่ 25 กุมภาพันธ์ 2558 May 11, 2018 Subject: Management’s Discussion and Analysis for the 3 months period ended March 31, 2018 Attention: Director and Manager The Stock Exchange of Thailand LDC

October 3, 2019 Re: Clarification of the operating results of company and its subsidiaries for the six month periods ended June 30, 2018 To: President The Stock Exchange of Thailand K.C. Property

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

Management Discussion and Analysis for the year ended December 31, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and financial statement for the year ended December 31, 2019