Translation AIS 415/2002 October 31, 2002 Re : Report on Result of Sale of Securities To : President The Stock Exchange of Thailand Reference: The Company's letter No. AIS 395/2002 dated 14th October 2002 regarding notification of the progress of the offering of debentures. According to the offering of unsubordinated and amortized debentures of Advanced Info Service Public Company Limited (the Company), No. 4/2002, maturity in 2007, to institutional investors in the amount of 5 million units of Baht 1,000 each, totaling to Baht 5,000 million. The Company has closed the offering of the Debentures on October 18, 2002. The Company would like to inform that the said debentures have been fully subscribed. Please be informaed accordingly., Yours Faithfully, -Signed- Mrs. Siripen Sitasuwan Director Advanced Info Service Public Company Limited