in the separate financial statements. As the consolidated present the impairment on investment by equity method. Yours sincerely, ( Mr. Chuangchai Nawongs) Chief Executive Officer and President 

addition, a partnership with SUT should enhance company opportunity in construction service business. Please be informed accordingly. Yours sincerely, -Signature- (Mr. Slib Soongswang) Chief Executive

Sincerely, -Signature- (Mr. Teerawit Charuwat) Director and Chief Executive Officer

______________________________ (Mr. Pete Bodharamik) Chief Executive Officer

business group 815.99 620.82 Water management business group (for 2017) 24.59 14.61 Total 840.48 635.43 Yours Truly, WIIK & HOEGLUND PUBLIC CO., LTD. Mr. Wiboon Sangwithayanon Chief Executive Officer

, _______________ (Mr. Kusol Sangkananta) Director/Chief Executive Officer

subsidiary company has no operating results yet for three-month period and nine-month period ended 30 September 2017. Please be informed accordingly. Sincerely yours, (Mr. Tradsin Chongussayakul) Chief

. Sincerely yours, (Mr. Sompon Roekwibunsi) Chief Executive Officer Authorized to sign on behalf of the Company

, (Mr.Taweesak Naraipratan) Chief Operating Officer

practice of listed company for connected transaction B.C. 2546 (2003) dated 19 November 2003. Please be informed accordingly Yours Sincerely Mr. Pawat Vitoorapakorn Chief Executive Officer