-Translation- AIS-CP 121/2008 December 16, 2008 Subject: Invitation letter to shareholders to propose agenda and name of the Company's director at AIS's AGM 2009 in advance. To: The President The Stock Exchange of Thailand Advanced Info Service Plc ("The Company") would like to inform the Stock Exchange of Thailand that in accordance with the principle of good corporate policy relating to the promotion of shareholders' rights, the Company is inviting its shareholders to propose agenda at the 2009 Annual General Meeting of Shareholders and to nominate qualified persons to be elected as the Company's director in advance. The details and criteria are disclosed on the Company's website http://www.investorrelations.ais.co.th. The shareholders can submit the proposals and related documents from now until 15 January 2009. Please be informed accordingly. Best Regards, -Signed- Mr. Vikrom Sriprataks Director Advanced Info Services Plc. Criteria for shareholders to propose agenda and to nominate the name of the Company's director in advance 1) Qualification of shareholder 1.1 A shareholder or combined shareholders who hold shares at least 5% of the Company's voting right. 1.2 Must have continuously held those shares for at least 1 year prior to the proposed date and must hold shares on the proposed date. 2) Proposal of the AGM agenda The proposals that will not be placed on the agenda; 2.1 The proposal that violates to the law, rules, regulations of government agencies, other governing agencies or are not complied with the Company's objective, the article of association, the shareholders' resolution, and the good corporate governance of the Company. 2.2 The proposal that is not beneficial to the Company or is beneficial to a specific person or group. 2.3 The proposal that is an authority of the Company unless it causes significant affect to the overall shareholders. 2.4 The proposal that the Company has already operated. 2.5 The proposal that is beyond the control of the Company. 2.6 The proposal that the shareholders have already proposed in shareholders' meeting during the past 12 months and received the supporting votes of less than 10% of the total number of the voting rights, unless the fact pertaining in the resubmission has significantly changed from that of the previous shareholders' meeting. 2.7 The proposal that the information provided is incomplete, ambiguity, or incorrect. 3) The nomination of director The shareholder can propose the list of qualified person to for appointment as directors of the Company for consideration of the Board of Directors and the shareholders' meeting. The proposal should be made in writing and specified personal information, educational background, working experience, special knowledge and expertise, the list of companies in which the candidate is a director or executive, the shareholding percentage in the Company, address, and any other information considered appropriate for the Board of Directors' consideration including the letter of consent from the candidate if appointed to be the Company's director. 4) Channel for submitting proposals 4.1 The shareholders must submit the proposals to the Company unofficially via facsimile at (662) 299-5165 or Email address: companysecretary@ais.co.th before sending the original copy to Company Secretary Advanced Info Service Public Company Limited 21st Floor, 414 Shinawatra Tower 1 Phaholyothin Road, Samsen Nai, Phayathai Bangkok 10400 Thailand 4.2 Certification of shareholding: The shareholders must submit the evidence of shares' held, namely the certified letter from the securities company or other evidences from the Stock Exchange of Thailand or The Thailand Securities Depositary Co., Ltd. (TSD). 4.3 Proof of identity of shareholder 1) Person: copy of valid identification card / passport (in case of non-resident); attached with certifying signatures of the authorized signatories. 2) Juristic person: copy of the company's affidavit and copy of valid identification card or passport (in case of non-residents) of authorized signatories, attached with certifying signatures of the authorized signatories. 5) Consideration Procedures 5.1 The Company Secretary will initially review the proposal for the Nomination and Corporate Governance Committee. If the information is incomplete, the Company Secretary will notify the shareholders. 5.2 The Nomination and Corporate Governance Committee will consider the agenda and candidate's qualification to propose to the Board of Directors. 5.3 If the Board of Directors agrees that any issues are significant or beneficial to the Company or shareholders, the Board will put that issues in the meeting agenda remarked as "agenda from shareholders" in notice to shareholders. In the case that The Board of Directors denies any shareholders' proposals, the Company will report those incidents and its rationales to shareholders at the Annual General Meeting of Shareholders.