REVIEWED F/S AND BUSINESS OPERATIONS' EXPLANATION FOR Q2

1600 / 077 / 2002 August 13 , 2002 The Stock Exchange of Thailand 62, Ratchadapisek Road, Klongtoey Bangkok 10110 Attention : President of The Stock Exchange of Thailand Subject : Filing Reviewed Financial Statements and Business Operations'Explanation for Quarter 2, 2002 Attachment : 1. Reviewed Financial Statements for Quarter 2 (Thai 1 Copy) 2. Reviewed Financial Statements for Quarter 2 (English 1 Copy) According to the SET's Regulation Re: Preparation and Submission of Financial Statements, Financial Reports and Operating Results of Listed Companies, 2001, a listed company shall prepare and submit quarterly financial statements audited by the Auditor within 45 days since the last day of each quarter. The Bangchak Petroleum Public Company Limited (BCP) would like to file reviewed financial statements by the Auditor for quarter 2 ending June 30, 2002 and also would like to explain reasons for the variation in business operations in accordance with the profit and loss account more than 20 percent from that of the same period of 2001 as followed : Regarding the 2nd quarter's business operations in 2002, the Company's total revenues are BHT. 13,004 million. The net profit is BHT. 341 million, higher than that of the same quarter in 2001 BHT. 351 million (the 2001 second quarter's net loss was BHT. 10 million). The Company's Earning per Share (EPS) for this quarter is BHT. 0.65. An increase in the Company's business operations result from the followings : 1. Sales The Company experiences an average increase of 5.8% in retail and wholesale fuel markets over the same period of last year resulted from "Bright Bangchak" Campaign. It has been created for improvements of all service stations and convenience stores' new image, service and quality aiming at maximizing customers' satisfaction. 2. Production The Company has improved refinery efficiency in both an increase in production yield and an energy cost saving in production processes. Additionally, the Company has cooperated with other refineries as to reduce import crude transportation cost to the refinery, to create more value-added products and to decrease production cost based on mutual benefit. 3. Refining and Marketing Margin Improvement This has been in accordance with World oil price increase and demand growth both in domestic and World market. Moreover, the Company gains from the foreign exchange fluctuations totaling BHT. 110 million increasing BHT. 137 million from the same period of the preceding year. This is because of a decrease in the Company's loans and foreign trade payable advantageous from Baht appreciation against US. Dollar. Hence, the Company experiences higher profit in the second quarter of this year. Please be informed accordingly. Yours sincerely (Mr. Chokchai Atsawarangsalit) Corporate Planning Manager Corporate Planning Office Tel: 0-2335-4583