Sign posted Subject : Suspend (SP) sign posted Security Symbol - Warrant of TIRATHAI PUBLIC COMPANY LIMITED No. 1 (TRT-W1) Sign posted : SP Sign posted on (date) : 29-Apr-2011 Trading session : Morning Reason : Last exercise of warrant TRT-W1 Book closing date of warrant : 06-May-2011 Last exercise date : 27-May-2011 Date of post "SP" sign : From 29-Apr-2011 to 27-May-2011 Notification period for the exercise of : From 03-May-2011 to 26-May-2011 the warrant Delisting date : 28-May-2011 ______________________________________________________________________