SET Announcements

= Translation = Ref: CK-07-0000-PO-L-0207 September 10, 2007 Subject Signing the Contract Attention President The Stock Exchange of Thailand Reference is made to the fact that CH. Karnchang Public Company Limited has been granted for the Information Technology Centre Building of The Office of His Majesty's Principal Private Secretary Contract with The Office of His Majesty's Principal Private Secretary. 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 September 6, 2007 All cost of agreement Baht 558,500,000 (VAT included) (Five Hundred Fifty Eight Million Five Hundred Thousand Baht only) Completion period approximately 18 months For your information. Sincerely yours, = Signature = (Dr. Anukool Tuntimas) Executive Vice President Human Resource and General Administration