offer for sale, the SEC Office may not have granted an approval for such offer for sale. The SEC Office shall have the authority to: (1) order the approved entity or its directors or executives to clarify

Market Supervisory Board and the Notification of the Office of the Securities and Exchange Commission concerning the Rules on Operating a Derivatives Exchange; (3) having directors and executives with

): [  ] Accounting Name of Institution: [ ] Finance Name of Institution: 1.7 Related training programs held by the Thai Institute of Directors Association (IOD) Name of Program Year of Attendance [  ] Director

higher): [ ] Accounting Name of Institution: [ ] Finance Name of Institution: 1.7 Related training programs held by the Thai Institute of Directors Association (IOD) Name of Program Year of Attendance

”) would like to inform you that, in accordance with the resolutions of the Board of Directors’ Meeting No. 10/2017 held on October 30, 2017 and the Extraordinary General Meeting of Shareholders’ No.1/2018

directors of Ramkhamhaeng Hospital Public Co.,Ltd. held on April 25 th , 2018 passed the following resolution concerning the acquisition of Buriram Ruampaet Co.,Ltd..s share in the amount of 2,751,655 shares

Quarterly Ending March 31, 2018 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 2/2018 dated May 10, 2018

% Respectfully Yours, (Mr. Charoen Rujirasopon, Mr. Jarunpoj Rujirasopon) Authorized Directors

of Thailand The Board of Directors meeting of KGI Securities (Thailand) Plc (“the Company”), No.1/2019, held on 20th February 2019, approved the audited financial statements, including the consolidated

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