RESIGNATION OF THE BOARD OF DIRECTOR

(Translation) 1600 / 031 / 2542 April 19, 1999 The Stock Exchange of Thailand 62, Ratchadapisek Road, Klongtoey Bangkok 10110 Attention : President of The Stock Exchange of Thailand Subject : The Resignation of the Board of Director of BCP The Bangchak Petroleum Public Company Limited wishes to announce the retirement of Admiral. Kumnung Thiensiri at the age of 65 years. The retirement makes his term as the Board of Director of BCP automatically expired according to the Companys Article of Association effect from April 15, 1999. Please be informed accordingly Yours sincerely Rabil Pornpatkul Senior Manager, Corporate Planning Office Corporate Planning Office Tel: 301-2842