Publication on the letter of invitation to the 2009 AGM

-TRANSLATION- 1000 / 041 / 2009 March 5, 2009 Subject : Publication on the letter of invitation to the 2009 Annual General Meeting of shareholders Attention : President of the Stock Exchange of Thailand With reference to the 2009 Annual General Meeting of shareholders of The Bangchak Petroleum Public Company Limited to be held on Thursday April 9, 2009 at 13.30 hours at the main conference room of the BCP' s Head Office, 210 Sukhumvit 64, Phrakanong, Bangkok, 10260, to consider the agendas has informed. In distribution of information to assist shareholders to consider the agendas, the Company has made available on its website http://www.bangchak.co.th, the text of the letter of invitation to the 2009 Annual General Meeting of shareholders together with all attachments, from March 6, 2009 onward. For any questions concerning the proposed agendas, the Company welcomes opportunity to clarify these matters in the Meeting. Please forward your questions in advance to ir@bangchak.co.th or to facsimile number 0-2713-9419. 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