concerning the Determination regarding Definition of Institutional Investor and High Net Worth Investor . “ client ” means user of an intermediary ’s services. “ Stock Exchange ” means the Stock Exchange of

: Treasury stock (114) - - Total equity of parent Company's shareholders 1,503 1,612 -7% Non-controlling interests 12 0 - Total Shareholders' Equity 1,515 1,612 -6% Total Liabilities and Shareholders' Equity

Eng_MD&A Final Q3'19 November 13, 2019 Ref: SET-2019-011 Re: Management Discussion and Analysis for Quarter 3’ 2019 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company

: Treasury stock (114) (114) 0.0% Total equity of parent Company's shareholders 901 1,049 (14%) Non-controlling interests 107 111 (4%) Total Shareholders' Equity 1,008 1,160 (13%) Total Liabilities and

December 2019 To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results for year ended 31 December 2019 which

-Translation- Ref. WINNER 006/2020 February 27, 2020 Subject: Management Discussion and Analysis (MD & A) for the year 2019 To: The President The Stock Exchange of Thailand 1. Analysis of Overall

1 (Translation) MD. 108/2017 Aug 7, 2017 Re: Management Discussion and Analysis For the Operating Results ended June, 2017 To: President The Stock Exchange of Thailand Management Discussion and

according to plan and we are increasingly able to leverage synergies. These synergies, have resulted in successfully launching several new campaigns that are more targeted and measurable through data

1 (Translation) MD. 182 /2017 Nov 8 , 2017 Re: Management Discussion and Analysis For the Operating Results ended September, 2017 To: President The Stock Exchange of Thailand Management Discussion

. Attention: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP”) (“The Company”) would like to submit the reviewed financial statements for the first nine-month of the year