11 June 2002

SET ADDS NEW LISTED SECURITIES: STECON-W

SET adds new listed securities: STECON-W The Stock Exchange of Thailand (SET) has granted a listing of Certificates representing the rights to purchase shares of Sino-Thai Engineering and Construction Public Company Limited from 13 June 2002. The SET has set warrants of Sino-Thai Engineering and Construction Public Company Limited, amounting to 17,000,000 units to be traded on the SET under the sector of warrants to subscribe to common shares using the trading name of "STECON-W" commencing from 13 June 2002 onwards. Note: Please see the Description, Condition and Major Characteristics of Warrants to Purchase Ordinary Shares of Sino-Thai Engineering and Construction Public Company Limited in SET information Management System (Public SIMS) under the securities "STECON"