ข่าวแจ้งตลาดหลักทรัพย์

Ref : CK-06-0000-AFS-L-0009 February 27th, 2006 Subject : Declaration of the Operating Result of the Year Ended December 31, 2005 Compared with the year Ended December 31,2004 Attention : President The Stock Exchange of Thailand The operating result of CH. Karnchang Public Company Limited, Subsidiaries and Joint Ventures for the year ended December 31, 2005 has the profit increased to 234.6% compared with the same fiscal year due to the following factors: 1. The company has an increasing income from the progress of the projects which have high value, such as Southen Outer Bangkok Ring Road Project and Ground Improvement for the 1st Midfield Satelite Aporns and 3 rd Runway Project. 2. The company had an increasing profit from the exchange rate, in the year 2005 whereas the company had loss on exchange rate in the year 2004. 3. The company has gained the profit from selling short term investment in the year 2005. . For your consideration. Sincerely yours, (Mr.Plew Trivisvavet) (Mr.Narong Sangsuriya) Directors