25 September 2006

News regarding President of MCOT

Ref: MCOT/ 6104 (1) / 2431 September 25, 2006 The Stock Exchange of Thailand Attn: The President Re: News regarding President of MCOT Plc. Dear Sir: As there has been rumor that Khun Mingkwan will resign from MCOT Plc. this afternoon, we would like to confirm that the news is not correct and he is still in the position of the President of MCOT. Sincerely yours, (Mr. Thanachai Wongthongsri) Acting Vice President, Legal Affairs and the Company s Secretary Office MCOT Public Company Limited Investor Relations Tel. 0 2201 6454 Fax: 0 2246 1961