-Translation- AIS-CP 008/2006 January 5, 2006 Re: Notification of the connected transaction in relation to lease agreements To: The President The Stock Exchange of Thailand Advanced Info Service Public Company Limited (the "Company") would like to inform you that the Company and its subsidiary have entered into the following lease agreements with the companies of a major shareholder of the Company: Date of Transaction January 2006 Parties involved Lessee: - Advanced Info Service Public Company Limited - Advanced Contact Center Co., Ltd. (ACC), which is a 99.99% subsidiary of the Company. % holding of the Shinawatra Family Lessor: - SC Office Park Co., Ltd. (SOP) 60.00 - Worth Supplies Co., Ltd. (WS) 99.99 - OAI Asset Co., Ltd. (OA) 99.99 - Upcountry Land Co., Ltd. (UL) 99.99 Relationship SOP, WS, OA and UL are owned by the Shinawatra Family who is the major shareholder of Shin Corporation Public Co., Ltd. (SHIN), (49.61% holding) which is a major shareholder of the Company, (42.82% holding). General Characteristics of the Transaction - The Company rents office space in Shinawatra Tower 1 with SOP for one year starting from January 1, 2006 to December 31, 2006, for a total rental fee of Baht 77,915,298. - The Company and ACC rent the office space in Shinawatra Tower 2 with SOP for one year starting from January 1, 2006 to December 31, 2006, for a total rental fee of Baht 80,494,920. - The Company rents the office, parking space and store at Phaholyothin Soi 13 with OA for one year starting from January 1, 2006 to December 31, 2006, for a total rental fee of Baht 2,885,700. - The Company rents the building in Chiang Mai with WS for one year starting from January 1, 2006 to December 31, 2006, for a total rental fee of Baht 7,880,484. - The Company rents the building in Nakornsawan, and Suratthanee with UL for three years starting from January 1, 2006 to December 31, 2008, for a total rental fee of Baht 10,836,000. The Basis of Pricing The lease agreements are entered into and renewed based on comparative market rates, the benefits of the spending area, location, environment and facilities. In particular, the Company engaged independent professional appraisers approved by the SEC Office to appraise the rental fees of Shinawatra Tower 1. Connected Transaction and its Conditions The entering into the lease agreements of the Company and its subsidiary are considered a connected transaction of a listed company prescribed in the Notification of the Stock Exchange of Thailand (SET) in relation to the rules, procedures and disclosure of connected transactions of listed companies. The size of the transaction is Baht 180,012,402, or 0.36% of net tangible assets as of September 30, 2005, thus the Company is required to report the transaction to the SET. Please be informed accordingly, Yours sincerely, -Signed- Mr. Somprasong Boonyachai Director Advanced Info Service Public Company Limited