-Translation- Ref: FN 126/46 November 28, 2003 Subject : Report of Bond Buy Back and Redemption (AIS093A) To The President The Stock Exchange of Thailand Advanced Info Service Public Company Limited ("the issuer") issued and offered the 1/2002 Advanced Info Service Public Company Limited Debentures (AIS093A) on March 21, 2002. The details of AIS093A are as follows: Type of Debenture: Unsubordinated and unsecured debentures with debentureholder's representative Total Amount: 2,500,000 units Face Value: Baht 1,000 per unit Total Value: Baht 2,500,000,000 Maturity Date: March 21, 2009 To increase the efficiency of the issuer's liquidity management, on November 18, 2003, the issuer bought back 50,000 units of AIS093A. Currently, the issuer is in the process of canceling such amount of AIS093A with DBS Thai Danu Bank Public Company Limited, the Registrar of AIS093A. After the redemption and cancellation, the outstanding amount of AIS093A will reduce to 2,450,000 units or Baht 2,450,000,000. Please be informed accordingly. Yours sincerely, -Signed- -Signed- Mr. Somprasong Boonyachai Mrs. Siripen Sitasuwan Director Director Advanced Info Service Public Company Limited Legal & Compliance Department Tel. 0-2299-5561