SET Announcements

The SET reminds investors for the last trading day of CK-W1 on March 2, 2007 CH.Karnchang Public Company Limited (CK) announced the maturity of the Warrants of CH.KarnchangPublic Company Limited (CK -W1) with exercise notice period starting from March 15, 2007 until March 29, 2007 and the exercise date to subscribe to its common shares on March 30, 2007. The closure of the warrant registration is scheduled from March 9, 2007, beginning at 12.00 a.m., until March 30, 2007. Therefore, to comply with the clearing and settlement system, CK has requested the SET to suspend trading of its warrants (CK-W1) effective from March 6, 2007 until March 30, 2007. (Detail as in CK 's news on SETSMART dated on February 14, 2007) By virtue of Clause 5(6) of the SET's Rules, Conditions and Procedures for the Temporary Prohibition of Trading of Listed Securities, issued on February 9, 1995, the SET will suspend trading on CK-W1 from March 6, 2007 until March 30, 2007 as requested. In addition, such warrants will no longer be listed securities on the SET since March 31, 2007 onwards.