26 February 2019 Subject: Management Discussion and Analysis for the Year Ended December 31, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

. Shareholder equity less total Baht 82.57 million or 15.96%. Yours sincerely , ( Mr. Santi Piyatat ) Managing Director K.C. Property Public Company Limited

Public Company Limited and its subsidiaries Please be informed accordingly. Yours truly, -- Signature -- (Mr. Tommy Taechaubol) Managing Director Board Secretary Division Tel. 0 2695 9499 Ext. 9335, 9414

Suksawad) Managing Director

retained earnings unappropriated was increased. Sincerely Yours, (Mr.Wichian Silapacharanan) Deputy Managing Director Authorized to sign on behalf of the company Investor Relations Department Tel : 0-2531

. The major reasons is retained earnings unappropriated was increased. Sincerely Yours, (Mr.Wichian Silapacharanan) Deputy Managing Director Authorized to sign on behalf of the company Investor Relations

) Deputy Managing Director

Chourkittisopon) Managing Director JI]LIC CI}NIPANY

informed accordingly. Sincerely yours, ( Mr. Tradsin Chongussayakul ) Chief Executive Officer and Acting Managing Director T Engineering Corporation Public Company Limited

Managing Director Authorized to sign on behalf of the company Investor Relations Department Tel : 0-2531-6633 , 0-2993-5080-7 ext. 403,401