23 May 2008

Amendment of the Agenda of EGM No.1/2008

MCOT Public Company Limited 63/1 Rama IX Road, Huaykwang Bangkok 10310 Thailand Phone +66 (0) 2201 6000 Fax +66 (0) 2245 1435 E-mail Contact@mcot.net Ref: MCOT/ 6153/1510 May 22, 2008 The Stock Exchange of Thailand Attn: The President Subject: Amendment to the Agenda of the Extraordinary General Meeting of the Shareholders No.1/2008 Reference: MCOT Plc.'s letter dated May 13,2008 informing the Resolution of the Board of Directors' Meeting No.6/2008 Dear Madame, With reference to the above-mentioned letter, MCOT Public Company Limited informed the shareholders of the resolution of the Board of Directors' Meeting approving the agenda of the Extraordinary General Meeting of the Shareholders No.1/2008. The Board of Directors' Meeting No. 7/2008 held on May 22, 2008, has resolved to approve the amendment to the agenda of the Extraordinary General Meeting of the Shareholders No.1/2008 as follows: Agenda 1: Report from the Chairman Agenda 2: To certify the Minutes of the 2008 Annual General Meeting of Shareholders on April 24, 2008. Agenda 3: To acknowledge the appointment of the replacement director who resigned prior to his due retirement date Agenda 4: To acknowledge the resignation of 5 directors and to consider for approval the appointment of 5 replacement directors Agenda 5: Others (if any) Sincerely yours, (Mr. Polchai Vinijchaikul) Vice President Office of Legal Affairs MCOT Public Company Limited Company Secretary Tel. 0 2201 6210 Fax 0 2245 1854