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

หนังสือแสดงการรับทราบความผิด 13 May 2019 Subject : Management Discussion and Analysis of the first quarter 2019 ended 31 March 2019 Attn. : Director and Manager The Stock Exchange of Thailand Encls

: 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

SBN 007/2019 May 14, 2019 Subject : Operating Result for the first quarter of 2019 To : The Managing Director, The Stock Exchange of Thailand Sabina Public Co.,Ltd. Would like to clarify the

. To : President, The Stock Exchange of Thailand NCL International Logistics Public Company Limited and its subsidiaries (the "Company") would like to clarify the description and analysis of the

Palmer & Turner (Thailand) Ltd MJD.IR.009/2562 14 May 2019 Subject : Clarification of the operating result for the year 2019 ended March 31, 2019 To : Director and Manager The Stock Exchange of

: EIC-AD020/2019 15 May 2019 Subject: Management Discussion and Analysis for the Performance for Three-Month Period ended 31 March 2019 To: President The Stock Exchange of Thailand The Board of Directors

15 May 2019 Subject: Management Discussion and Analysis for the 3-Month Period Ended March 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

ended March 31, 2019 To The President and Director The Stock Exchange of Thailand Dear Sirs, Finansia Syrus Securities Public Company would like to disclose the reviewed separated and consolidated

ที่ บช NO. AC. 002/2019 15 May 2019 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc