informed accordingly. Sincerely yours, ___________________________ (Mr.Kusol Sangkananta) Chief Executive Officer

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

increased from 2017 by Baht 77.5 million which increased in line with the profit before income tax. Please be informed accordingly. Yours sincerely, (Assoc.Prof.Dr.Chalerm Harnphanich M.D.) Chief Executive

Sangwithayanon Chief Executive Officer

Srinakarin) Chief Executive Officer

contract value of Baht 436.32 million Supareuk Na Songkhla Mr.Supareuk Na Songkhla (Chief Executive Officer)

increase in profit before income tax. Please be informed accordingly. Yours sincerely, (Assoc.Prof.Dr.Chalerm Harnphanich, M.D.) Chief Executive Officer Revenue Structure Q1/2019 Q1/2018 Change General

amounting to Baht 1.91 million. Sincerely yours, ___________________________ (Mr.Kusol Sangkananta) Chief Executive Officer

last year by Baht 4.44 million and Baht 5.42 million or 4.10% and 4.51% respectively. Yours sincerely, (Mr. Chuangchai Nawongs) Chief Executive Officer and President

. Please be informed accordingly. Yours sincerely, (Assoc.Prof.Dr.Chalerm Harnphanich, M.D.) Chief Executive Officer