SIGNED CONTRACTS

Our Ref : ST/2002/0424 September 26, 2002 Subject: Signed contracts Attention: The President The Stock Exchange of Thailand Sino-Thai Engineering & Construction Public Company Limited (STECON) is pleased to inform the SET that in the month of September 2002 the Company signed 6 contracts with total contract value of 2,185.30 Million Baht. The details of the contracts are as follows: 1) Construction of water gates and facilities for Pak Panang canal - Project Owner: Royal Irrigation Department - Signing Date : 9 September 2002 - Total Contract Value : Baht 314,965,735 (VAT Included) 2) Construction of Krungthep Kreetha - Romklao Road Lot 3 - Project Owner: Bangkok Metropolitan, TOT Corporation - Signing Date : 10 September 2002 - Total Contract Value : Baht 521,569,565 (VAT Included) 3) Construction of water gates and canal improvement for Lad Po Canal - Project Owner: Royal Irrigation Department - Signing Date : 26 September 2002 - Total Contract Value : Baht 509,415,165 (VAT Included) 4) Construction of Silicones Monomer plant in the area of piping and equipment installation. - Project Owner : JGC Corporation - Signing Date : 3 September 2002 - Contract Value : Baht 163,804,374 (VAT Included) 5) Construction of Highway Panomsarakam - Kabinburi. - Project Owner: Department of Highway - Signing Date : 29 August 2002 - Total Contract Value : Baht 177,567,354 (VAT Included) 6) Fabrication of steel structure for Passenger Terminal and temporary site of Suvanabhumi Airport. - Project Owner: ITO Joint Venture - Signing Date : 25 September 2002 - Total Contract Value : Baht 497,973,485 (VAT Included) Please be advised and disclose to investors and public. Yours sincerely (Ms. Ayuporn Wongkomet) Assistant Vice President Executive Office