-Translation- AIS 0239/2003 August 7, 2003 Subject: Notification of the Resolutions of the Board of Directors' Meeting in relation to dividends payment and additional capital expenditures To: The President The Stock Exchange of Thailand The Board of Directors' Meeting of Advanced Info Service Public Company Limited (the "Company") No. 4/2003 held on August 7, 2003 at the Board Room, 20th floor, Shinawatra Tower 1, No. 414 Phahonyothin Road, SamsenNai, Phayathai, Bangkok, has resolved on the following matters: 1. Certified the Minutes of the Board of Directors' Meeting No. 3/2003 held on May 12, 2003. 2. Approved the Balance Sheets, Statement of Income, and Cash Flow Statements for the second quarter of the year 2003 ended June 30, 2003. 3. Approved the dividend payment for the first half of year 2003 (January 1 June 30, 2003) to shareholders at the rate of two Baht per share, totaling 5,869 Million Baht. The dividends will be paid for the amount of 2,934,506,600 shares, which are deducted the treasury stocks of 2,540,200 shares. The treasury stock is not be eligible for dividend payment. The closing date of register book to designate the right of shareholders to receive dividends will be on August 22, 2003, at 12.00 noon. The date of payment is fixed on September 4, 2003, 4. Approved 1.) the use of remaining budget of GSM Network Improvement Phrase 12C, 2.) additional budget allocation for Value Added Quality Improvement and GPRS Accessibility and Quality Improvement, at the total amount of USD 53 million for the year 2003. These improvement plans will increase the capacity of service to the Company's subscribers. Please be informed accordingly. Yours sincerely, -Signed- Mr. Somprasong Boonyachai Director Advanced Info Service Public Company Limited