exceed 20% (Revised) To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its

involved with the audit of an entity whose securities are publicly traded in stock exchange in your jurisdiction as either Signing Partner or Engagement Partner or equivalence? Yes No If yes, please attach

annual general meeting of shareholders for the Year 2018 To : The President The Stock Exchange of Thailand Attachment : Information Memorandum about the Acquisition of Assets and Connected Transaction The

- Translation- July 22, 2019 Subject: Notification the disposition of investment in shares. (Revised #2) To: Director and Manager The Stock Exchange of Thailand Eureka Design Public Company Limited (the “Company

The Stock Exchange of Thailand Enclosure: Information Memorandum on the Asset Disposal, Schedule 1 of Rich Asia Corporation Public Company Limited Reference to the Board of Directors’ meeting of Rich

: The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries for the first

Rnj, (Translation) MD. 073/2020 May 13 , 2020 Re: Management Discussion and Analysis For the Operating Results ended March 31, 2020 To: President The Stock Exchange of Thailand Management Discussion

amended) and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies Concerning the Acquisition or Disposal of Asset BE

14 November 2019 Subject: Management Discussion and Analysis for the 9-Month Period Ended September 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

Rnj, (Translation) MD. 036/2020 February 26, 2020 Re: Management Discussion and Analysis For the Year Ended December 31, 2019 To: President The Stock Exchange of Thailand Management Discussion and