ที่ บช NO. AC. 04/2019 14 November 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

1 Translation CEN 015-2019 November 14, 2019 Subject : Management Discussion and Analysis for business operation in Quarter 3-2019 To : The Manager and President The Stock Exchange of Thailand

Page 1 of 4 No. RJH – SET 3/2020 24 February 2020 Subject : Management’s Discussion and Analysis for the 4th Quarter of 2019 To : The President The Stock Exchange of Thailand Rajthanee Hospital

(Translation) NEP-AC 001/2563 26 February 2020 Subject: Management Discussion and Analysis for year ended December 31, 2019 To : The President The Stock Exchange of Thailand Operating Result NEP

February 2020 Subject: Clarification of the operating results for the year ended 31 December 2019, change of rate more than 20 percent To: Director and Manager The Stock Exchange of Thailand Ocean Commerce

ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0048/2020 26 February 2020 Subject: Management Discussion and Analysis of Operating Results for Fiscal Year 2019 To President The Stock Exchange of Thailand

. (66)2-9063242-50 e-mail: info@halcyon.co.th No. CS-2563/002 27 February 2020 Subject: Resolution of the Board of Directors’ Meeting No.1/2020 Attention: Directors and Managers, The Stock Exchange of

(Translation) UAC.CS/003/2020 February 27, 2020 Subject: Explanation of the operating results for the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Attachment

Securities and Exchange Commission 333/3 ถนนวิภาวดีรังสิต แขวงจอมพล เขตจตุจักร กรุงเทพมหานคร 10900 333/3 Vibhavadi-Rangsit Road, Chompon, Chatuchak, Bangkok 10900, Thailand

MDA Q2_2017 (Eng.) August 10, 2017 Subject : Interim Management Discussion and Analysis of Q2/2017 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements