LETTER OF FILING Q1-2000 FINANCIAL STATEMENT

(Translation) 1600 / 035 / 2000 May 12, 2000 The Stock Exchange of Thailand. 62, Ratchadapisek Road, Klongtoey, Bangkok 10110. Attention : President of the Listing Department. Subject : Filing of Reviewed Financial Statements for First Quarter as of March 31, 2000 Dear sir , According to the Stock Exchange of Thailands regulations related to rules, conditions and procedures for the reporting of financial status and business operation results of listed companies; a listed company is required to file a Reviewed Financial Statement within 45 days of the end of each quarter. In compliance with this regulation, The Bangchak Petroleum Public Company Limited would like to file, herewith, its Reviewed Financial Statement for the period ending March 31, 2000. In the first quarter of 2000 performance, the Companys total revenue and profit from operation were 11,999 and 55 million baht respectively, with the effect of loss from the change in foreign exchange on foreign loan 21 million baht , the Company posted the net profit of 34 million baht. The Companys retail market enlargement had continued, the retail and industry market sales volume had increased by 6.5% compared with same period last year. Please be informed accordingly. Yours sincerely, (Mr. Rabil Pornpatkul) Senior Manager, Corporate Planning Office Attachment :The Reviewed Financial Statements for First Quarter as of March 31, 2000 Corporate Planning Office. Tel : 301-2842