Ref: SCG-SET-08-013 December 29, 2008 To: The President The Stock Exchange of Thailand Re: To Invite shareholders to propose an agenda on the 7th Annual General Meeting of Shareholders Sahacogen (Chonburi) Public Company Limited realizes the importance of the shareholders' right to be equally treated in accordance with the good corporate governance guideline of the Stock Exchange of Thailand. Therefore, shareholders shall propose any significantly agenda and/or any qualified candidate to be nominated as the company director to the company in advance. The Board of Directors will consider a proposed agenda and include an appropriate one to the 7th Annual General Meeting of Shareholders accordingly. A proposed agenda and/or qualified candidate for the company director shall be sent to the company from now untill January 31, 2009. The rules and procedures for shareholders to propose AGM agenda are provided on the Company's website,www.sahacogen.com, under the subject of data of investor relation page. Please kindly be informed and post as appropriate. Yours sincerely, (Mr. Viroj Theeravatvatee) Managing Director