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

, which decreased from the same period last year by Baht 7.13 million and Baht 8.85 million or 3.36% and 3.77%, respectively. Yours sincerely, (Mr. Chuangchai Nawongs) Chief Executive Officer and President

company determines the provision for the said loss on impairment of the investment. For your kind acknowledgement. Yours Faithfully, HYDROTEK PUBLIC COMPANY LIMITED Mr. Sarun Yanasopananan Chief Executive

securities business receivable of Baht 10.06 million. Please kindly be informed accordingly. Yours sincerely, (Mr. Chaipatr Srivisarvacha) Chief Executive Officer

Executive Officer

accordingly Yours sincerely, (Mr. Chalerm Harnphanich M.D.,Ph.D.) Chief Executive Officer

Chief Executive Officer

under the Rule for Acquisition and Disposition of Assets of Listed Companies. Yours sincerely, -signed- (Mr. Chaiwat Kovavisarach) President and Chief Executive Officer Investor Relations Division Tel. 0

of the Board of Directors. Thus, you have been informed accordingly. Sincerely Yours, - Sign – Mr. Suphot Wanna Chief Executive Officer

acknowledgement and dissemination to the public and other investors. Sincerely yours, ( Mr. Tradsin Chongussayakul ) Chief Executive Officer and Acting Managing Director T Engineering Corporation Public Company