Informationization construction in the administrative and judicial field is an important work that has been pushing forward by Ministry of Justice during the past years. As an indispensable part of administrative and judicial work，the Informationization of legal aid closely connected to the management model of legal aid service and the public interest. By using information technology，Wenzhou developed the legal aid index which represents the new “big data + legal service” governance model. Wenzhou has developed a sophisticated reviewing system，which combine the instant review and periodical review，internal review and external review，comprehensive review and focused review，which represent the “Wenzhou Sample” in developing Informationization.