: 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

1 May 15, 2019 Subjects : Clarification of operating results for the Q1/2019 Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of Eastern Printing

1 NO. NCH 024/2562 July 11, 2019 Subject : Notice of setting up a new subsidiary under joint venture agreement to cover intermediate care and wellness business Attn. : Director and Manager The Stock

: EIC-AD033/2019 13 August 2019 Subject: Management Discussion and Analysis for the Performance for Six-Month Period ended 30 June 2019 To: President The Stock Exchange of Thailand The Board of Directors

: EIC-AD033/2019 13 August 2019 Subject: Management Discussion and Analysis for the Performance for Six-Month Period ended 30 June 2019 (Added Information) To: President The Stock Exchange of Thailand The

Stock Exchange of Thailand Ekachai Medical Care Public Company Limited (the “Company”) would like to clarify on the operating results for the second quarter of 2019 at the end of 30th June 2019 as follows

: Interim Analysis and Explanation of the Management To: Directors and Managers The Stock Exchange of Thailand Short-term loan from directors As of June 30, 2019, the company had a short-term loan from

and analysis for the period ended March 31, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements for quarter 1/2018 of Wiik

วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC003/2018 MAY 15, 2018 Subject : The company’s operating result of the 1st quarter of year 2018. To : The president, The Stock Exchange