The ending of position as the MCOT's Director

Ref: MCOT 6100/2813 November 23, 2007 The Stock Exchange of Thailand Attn: The President Re: The ending of position as the director of MCOT Dear Sir, We, MCOT Plc., would like to inform the Stock Exchange of Thailand that The position as the director of MCOT of Mr.Boonplook Chaiket, chairman, came to an end on 20 November 2007 due to the age of 65 years, as stipulated in the Standard Qualifications for State Enterprise Board Members and Staff Act, B.E. 2518 (1975). In this respect, MCOT Plc. will proceed with the appointment of a replacement director, who is legally qualified and possesses no prohibited characteristics as prescribed in the Company's Articles of Association, and will inform our shareholders of such appointment. Sincerely yours, (Mr. Polchai Vinijchaikul) Vice President Legal Affairs Office MCOT Public Company Limited Investor Relation Department Tel. 0 2201 6454, 6388 Fax 0 2245 1854