The appointment of the Company Secretary

-TRANSLATION- 1000/ 174 /2008 August 29, 2008 The Stock Exchange of Thailand 62, Ratchadapisek Road Klongtoey Bangkok 10110 Attention: President of the Stock Exchange of Thailand Subject: The appointment of the Company Secretary Dear Sirs, According to the resolutions of the Board of Directors meeting of the Bangchak Petroleum Public Company Limited No.9/2008 held on August 29,2008 resolved to appoint Mr. Chokchai Atsawarangsalit to be the Company Secretary and responsible as specified by the relevant laws effective from 29th August 2008 onwards. Please be informed accordingly. Yours sincerely, - Signed - (Anusorn Sangnimnuan) President Office of the Secretary to the Board of Directors Tel: 0-2335-4584 Fax: 0-2713-9419