04/07/2003 17:09 ADVANC : The result on exercise of ESOP Grant I, June 2003 -Translation- AIS. 0189 /2003 July 4, 2003 Subject: Report on the results of the exercise of warrants (ESOP Grant 1) in June 2003 To: President The Stock Exchange of Thailand Whereas Advanced Info Service Public Company Limited ("the Company") issued and offered 14,000,000 units of warrants to purchase the Company's ordinary shares to directors, employees, and advisors of the Company (ESOP Grant 1) on March 27, 2002. The exercise date will be made within the last five business days of every month between 9.00 a.m. and 4.00 p.m., the first exercise date was between March 27 - 31, 2003. The details of terms and conditions of warrants are as follows; Exercise Ratio : 1 warrant per 1 ordinary share Exercise Price : Baht 48 per share. Maturity of warrants : 5 years from the first date of the issuance and offering of warrants. Number of ordinary : 14,000,000 shares. shares reserved for warrants The Company would like to report the results of the exercise of warrants (ESOP Grant 1) between June 24 - 30, 2003, as follows; The number of exercised warrants : 1,389,300 units The number of remaining unexercised : 12,490,700 units warrants Please be informed accordingly. Yours sincerely, -Signed- Mr. Somprasong Boonyachai Director Advanced Info Service Public Company Limited