SET Announcements

NO.IBID 1064/2007 June 14, 2007 CH.Karnchang Public Company Limited 587 Viriyathavorn Building, Sutthisarn Road, Dindaeng, Bangkok 10400, Thailand Subject The Book Closure of the Register of Debentureholders "Unsubordinated and Unsecured Debentures of CH. Karnchang Public Company Limited No. 1/2005 Series 1 Due 2010" (CK102A) Dear Sir, We, Bankthai as a Registrar of the Unsubordinated and Unsecured Debentures of CH. Karnchang Public Company Limited No. 1/2005 Series 1, year of maturity is 2010,would like to inform that we are going to close the registered book of such debenture's holders on July 2, 2007 at 12.00 AM for the fourth time of interest payment which is falled on July 16, 2007 (As an exactly payment date is July 14, 2007 which is not a business day). Details of payment are as following Total Issuing Amount Face Value Interest Rate Term of payment (Baht) (Baht) (% per annum) (Number of days/365 days) January 14, 2007 to July 13, 2007 1,100,000,000 1,000 5.20 181 Yours Sincerely, (Authorized Person) BankThai Public Company Limited BankThai