ข่าวแจ้งตลาดหลักทรัพย์

(Translation) No. CK-10-0000-PO-L-0037 April 26, 2010 Re: Notification of Joint Venture Business Dissolution Attn.: President of the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby notifies to dissolve its business of two joint ventures due to project termination as detailed below. 1. Name of Joint Venture : Joint Venture TWCK Joint Investment Proportion : CH. Karnchang Public Company Limited owns 50 percent. Thames Water International (Thailand) Co., Ltd. owns 50 percent. Business Dissolution Date : 1 September 2009 2. Name of Joint Venture : Joint Venture CKSL Joint Investment Proportion : CH. Karnchang Public Company Limited owns 99.90 percent. SNC-Lavalin Inc. owns 0.01 percent. Business Dissolution Date : 16 December 2009 Please be informed accordingly. Very truly yours, -Signature- (Mr. Vorapote Uchupaiboonvong) Executive Vice President: Accounting and Finance