SIGNED A CONTRACT

Our Ref : ST/2002/0070 February 14, 2002 Subject : Signed a contract Attention : The President The Stock Exchange of Thailand Sino-Thai Engineering & Construction Public Company Limited (STECON) is pleased to inform SET that the Company signed a contract with Bangkok Metropolitan Authority to Construct The Elevated Road at Pasichareon and Related Work Section 2 Project with are the extension of Bangkok Metropolitan Mass Transit System from Sathorn Bridge to Intersection at Mahachai Railway. Approximate Length about 4.6 Kilometer. The details of the contract are as follows:- Project Description : Elevated Road and Bridge. Total Contract Value : Baht 984,954,500.00 Finished Date : 14 January 2004 Please be advised and disclose to investors and public. Yours sincerely ( Mr. Teeraphong Wichiranon ) Vice President Business Development Department