SET Announcements

= Translation = Ref: CK-09-0000-PO-L-0001 January 5, 2009 Subject Notification of the Contract Signing Attention President The Stock Exchange of Thailand Reference is made to the fact that CH. Karnchang Public Company Limited had signed the Contract of the CIVIL WORKS FOR EXPANSION PHASE I CONTRACT AGREEMENT with Thai Tap Water Public Company Limited. As such agreement is a normal business in conformity with the ordinary business conditions whereby the Company had ever entered into an agreement with the other companies as its details are the followings: Signing Date December 29, 2008 All cost of agreement Baht 638,926,000 (Six Hundred Thirty Eight Million Nine Hundred Twenty Six Thousand Baht Only) (VAT excluded) Completion period Approximately 540 days Kindly be informed accordingly. Sincerely yours, = Signature = (Mr. Plew Trivisvavet) Chief Executive Officer