. Yours sincerely, Mr.Anant Kittivittayakul Managing Director August 9, 2017 Re : Operating Results for the Second Quarter of 2017 Revenue from sales and Rendering of Services

-Signature- Mrs. Pimporn Chotirattanakul Managing Director

. Narakorn Ratchapolsitte) Chief Executive Officer/Managing Director

exchange 600 million baht. Please be clarified to announce for investors and other interested persons accordingly. Yours Sincerely, (Mr.Yuttana Taepangthong) Managing Director

Managing Director, Chief Financial Officer

AC0815/2017 August 15, 2017 Subject: Management Discussion and Analysis for Q2/2017 To: Managing Director The Stock Exchange of Thailand The company would like to report the operation results for the

, Prasertsak Suwanpotipra Managing Director

Baht 17.44 and 26.78 million respectively . Please be advised accordingly. Yours sincerely, (Mr, Chaisith Viriyamettakul) Managing Director

. Tradsin Chongussayakul ) Chief Executive Officer and Acting Managing Director T Engineering Corporation Public Company Limited

: To consider other matters (if any) Please be informed accordingly. Yours sincerely, Ladprao General Hospital Public Company Limited Mr. Vitavas Pirmphol Deputy Managing Director / The Company Secretary