LISTED SECURITIES GRANTED BY THE SET : STEC

LISTED SECURITIES GRANTED BY THE SET Starting from April 30, 2007, the Stock Exchange of Thailand (SET) allows the securities of SINO-THAI ENGINEERING AND CONSTRUCTION PUBLIC CO.,LTD. (STEC) to be traded on the SET after finishing its capital increase procedures. Name : STEC Paid up Capital Old : 1,184,644,989 Baht (1,184,644,989 common shares) New : 1,185,158,929 Baht (1,185,158,929 common shares) Par Value : 1 Baht/share Allocated to : STEC-W 513,940 warrants exercise to 513,940 common shares Exercise Ratio 1:1 Exercise Price 1 Baht Exercise date : March 30, 2007