CLARIFICATION OF STECON'S F/S ENDED MAR. 31, 2000

Ref. No. : A/C ST. 156/2000 May 16, 2000 To : President of the Stock Exchange of Thailand Subject : Clarification of Stecon' s financial statement ended March 31, 2000 Dear Sirs, We, Sino-Thai Engineering & Construction Public Company Limited, would like to clarify our quarterly financial statement ended March 31, 2000 showing net loss increasing by 59.05% from the same period of the pervious year as follows : The Company has recognized loss from impairment on investment to 111,052 Thousand Baht. Please kindly be informed. Yours sincerely, ______________________ ______________________ (Mr. Anuthin Charnvirakul) (Mr. Vallop Rungkijvorasathion) Authorized Signatory