วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC001/2019 February 28, 2019 Subject : The company’s operating result of the year 2018 To : The president, The Stock Exchange of Thailand

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

which exceed 20% 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 2018

1 Translation CEN 004-2019 February 27, 2019 Subject Management Discussion, analysis and business operation of year 2018 To The Manager and President The Stock Exchange of Thailand Yearly business

Microsoft Word - ELCID - BOD-2-62 All S & BBW _EN_ March 28, 2019 Subject The acquisition and disposition of assets of the company To President The Stock Exchange of Thailand Eason Paint Public

Exchange of Thailand The Meeting of the Board of Directors of KGI Securities (Thailand) Public Company Limited (“the Company”) No. 3/2019, held on 7th May 2019, has approved the reviewed financial statements

for the three-month period ended March 31, 2019 To: Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements for quarter 1/2019 of Wiik

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

Analysis Quarterly Ending March 31, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 2/2019 dated May 11

ที่ กตพ Ref. DBP. 073 / 2019 May 13, 2019 Subject : Clarification on Operating Results for the 1st quarter ending March 31, 2019 To : President The Stock Exchange of Thailand Diamond Building