Signing of Financing Documentation

1000/ 135 /2008 July 2, 2008 Subject : Signing of Financing Documentation between The Bangchak Petroleum Public Company Limited and the Group of Lenders Attention : President of The Stock Exchange of Thailand On July 2, 2008, the Bangchak Petroleum Public Company Limited (BCP) has reached the refinancing documentation of 28,980 million Baht credit facilities comprising of a 16,500 million Baht Long Term Loan (9 year tenor) and working capital facilities 12,480 million Baht, with 6 financial institutions which are The Siam Commercial Bank Public Company Limited, Bank of Ayudhya Public Company Limited, TMB Bank Public Company Limited, Siam City Bank Public Company Limited, ABN AMRO Bank N.V., Singapore Branch and Mizuho Corporate Bank, Ltd. The objective of this refinancing is to positively increase the company's financial liquidity and flexibility, and enable to match the appropriate financial structure with the company's revenue stream. The refinancing will be utilized to replace the existing loan and to be the source of fund for the PQI Project as well as to support the future investment projects such as EURO IV Project and other related energy projects. Moreover, the refinancing will give the company lower interest rates and better terms and conditions which will support present business and future prospect expansion to enhance the company's competitive edge. Please be informed accordingly. Yours sincerely, -signed- (Patiparn Sukorndhaman) Senior Executive Vice President Accounting and Finance Corporate Planning and Investor Relation Office Tel. 0-2335-4583