-4124 MMS-AC62/004 February 22, 2019 Subject Management discussion on 2018 operating results To The President of Stock Exchange of Thailand For 2018 operating performance, which was audited by the

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

Ref. PDI/BK-BS-011/2019 25th February 2019 Re: Management Discussion and Analysis (MD&A) For the year ended December 31, 2018 To: President The Stock Exchange of Thailand Due to depletion of Mae Sod

Acc. 001/2019 February 25, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Year 2018 Dear Sir, S. Khonkaen Foods Public Company Limited or

February 26, 2019 Subject: Management Discussion and Analysis For the year ended December 31, 2018 To: The President, The Stock Exchange of Thailand Home Pottery Public Company Limited (“The Company

No. MVP003/2019 26 February 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2018 To: President and Manager The Stock Exchange of Thailand M Vision Public Company

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

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

Page 1 Date 25 February 2020 Re: Management Discussion & Analysis for the Year Ended 31 December 20020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC COMPANY