THE AUDIT COMMITTEE APPOINTMENT

ST/1999/0521 26 March 1999 Subject : The Audit Committee Appointment To : Directors and Manager of the Securities Exchange of Thailand Refer : The letter of The Securities Exchange of Thailand No.BJ.(V) 4/1999 dated January 29,1999. From the SETs Notification, the Audit Committee has to be set up within December 31,1999 and the registered company may report the progression to the SET within March 31,1999. The company initially informed progression in report on resolution of the Board of Directors Meeting No.1/1999. The proper directors shall be recommend and submitted to the Annual General Meeting of Shareholders dated April 9,1999 for consideration and approval. Please be advised accordingly. Your Sincerely, Sino-Thai Engineering & Construction Public Company Limited (Mr.Anutin Charnvirakul) President