ข่าวแจ้งตลาดหลักทรัพย์

Ref: CK-04-0000-AFS-L-0250 August 15th, 2005 Subject : Declaration of Operating Result of 2nd Quarter Ended June 30, 2005 Compared with the 2nd Quarter Ended June 30, 2004 Attention : President The Stock Exchange of Thailand CH.Karnchang Public Company Limited, Subsidiaries and joint ventures have the operating result of the three months period and six months period as of June 30, 2005 reached the increased profit of 22.4% and 110.5% respectively compared with the same fiscal year of 2004 due to the following factors : 1. In the 2nd Quarter of this year , three months period and six months period , the company has an increasing income from the construction work resulting from the progress of some projects which have high value, such as Southen Outer Bangkok Ring Road Project. Besides, the new projects signed in the second quarter of 2004 such as BMA Wastewater Tunnel Project (Makkasan) to Chao phraya River and Parking Garages and At Grade Parking Lots (Short Term) have the progress of construction. 2. The company has an increasing profit from exchange rate in the second quarter of the year 2005 , six months period , when compared with the same quarter of last year. For your consideration. Sincerely yours, (Mr.Plew Trivisvavet) (Mr.Narong Sangsuriya) Directors