NOTIFICATION OF A DIRECTOR'S RESIGNATION

[Translation] Ref. PDI.B.02.88/98 3 September, 1998 To : President The Stock Exchange of Thailand Re. : Notification of a Director's resignation We would like to inform the SET that Mr. Staporn Kavitanon has resigned from PDI's directorship effective from 1 September, 1998 due to increasing duties and responsibilities in his office. Yours truly, - Signature - (Arsa Sarasin) Executive Chairman & CEO Board Secretary Division Human Resources & Corporate Administration Department