- Translation - AIS-CP 063/2006 May 10, 2006 Subject: Notification of the Resolutions of the Board of Directors' Meeting No.5/2006 of Advanced Info Service Public Company Limited ("the Company") To: The President The Stock Exchange of Thailand We would like to inform you that at the Board of Directors Meeting No. 5/2006, held on May 10, 2006 in the Meeting Room No.2005, 20th floor, Shinawatra Tower 1, 414 Phahonyothin Road, SamsenNai, Phayathai, Bangkok, the following matters were resolved: 1.Certified the Minutes of the Board of Directors' Meeting No. 4/2006 held on March 20, 2006; 2.Approved the appointment of Mr. Surasak Vajasit to be the Director, Independent Director and the Member of the Audit Committee of the Company proposed by the Nomination Committee, to replace Mr. Boonchoo Direksathapon and approved the appointment of Mr. Arun Churdboonchart to be Chairman of the Audit Committee of the Company. 3.Approved, in principle, the investment in a new joint venture company which will operate interconnection clearing house with initial registered capital amounting to fifty million baht. The Company will hold its shares at 10% or five million baht. Yours faithfully, -Signed- Somprasong Boonyachai (Mr.) Director Advanced Info Service Plc.