To inform joint venture agreement on biodiesel plant

-TRANSLATION- 1000/053/2008 March 10, 2008 Subject : To inform joint venture agreement on the bio-diesel plant project at Bang Pa-in. Attention : President of the Stock Exchange of Thailand Pursuant to the resolutions of the Board of Directors meeting of The Bangchak Petroleum Public Company Limited (the "company") No.2/2008, held on February 20, 2008 which was formerly approved in principle on September 28, 2007, the Board of Directors has officially granted the approval for the bio-diesel plant project in Bang Pa-in, which allows the company to operate the newly established The Bangchak Biofuel Company Limited joint venture, under the provision of the bankable loan to be granted by any commercial bank. The provisions now have attained as being in compliance with the Board of Directors' approval. Thus, the Company informs you about the resolutions of the Board of Directors meeting as follows : 1. To approve the establishment of new company for this joint venture, the Company represents 70% shareholding in this new entity which details are as followings: 1.1 Company name : The Bangchak Biofuel Company Limited 1.2 Investment Objective : To establish a new subsidiary entity focusing on a plant construction, production and commercialization of bio-diesel or any other business mentioned in memorandum of association (at approximate plant capacity of 300,000 liters per day). 1.3 Location : Adjacent to Bang Pa-in Oil Distribution Center : Bangkason, Bang Pa-in, Ayutthaya 1.4 Registered Share Capital : 281,500,000 Baht divided into 2,815,000 common shares at par 100 Baht and Paid-Up Share Capital 70,375,000 Baht in the first phase. 1.5 Shareholder Structure : List of Shareholder Share Represent (%) 1. The Bangchak Petroleum Public Company Limited 70 2. Universal Adsorbents & Chemicals Company Limited 30 1.6 Board of Directors consists of 4 persons which 3 persons are from The Bangchak Petroleum Public Company Limited Professional and 1 person from Universal Adsorbents & Chemicals Company Limited which details are as followings: 1.6.1 Mr. Anusorn Sangnimnuan 1.6.2 Mr. Wattana Opanon-amata 1.6.3 Mr. Patiparn Sukorndhaman 1.6.4 Mr. Kitti Chiwaked The names and number of the authorized directors who have authority to sign on behalf of the Company are: Mr. Anusorn Sangnimnuan, Mr. Patiparn Sukorndhaman, Mr. Wattana Opanon- amata any two directors sign together being two persons, with affixation of the Company's seal or Any one director signs jointly with Mr. Kitti Chiwaked being two persons, with affixation of the Company's seal. 1.7 Size of transaction : 1% of the company's tangible assets - net 1.8 Source of fund : 1. Shareholder's equity 308,000,000 Baht 2. Financial Institutions 710,000,000 Baht Total 1,018,000,000 Baht 1.9 Dividend policy : ..........-............ The transaction by The Bangchak Petroleum Public Company Limited in establishment of new entity through joint venture is not related to the rule of Stock Exchange of Thailand in regard of requirements, methods, and disclosure of connected transactions of the Company. In additions, the size of transaction is also not related in regard of requirements, methods, and disclosure of acquirement and divestiture of assets (less than 15% of the company's total assets). Please be informed accordingly. Yours sincerely, -signed- (Anusorn Sangnimnuan) President Office of the Secretary to Board of Directors Tel : 0-2335-4584 Fax : 0-2713-9419