The invention discloses a personnel management system, which comprises an input unit for typing in modes, such as personnel management, transferring management, contract management, salary management, training management, performance assessment, reward and punishment management, auxiliary functions, basic facilities, comprehensive counting and the like, and sheet interfaces, an inquiry unit for displaying required results according to different inquiry statistical conditions, a report unit for generating reports according to inquired or counted results, a printing unit for supporting a printing function, a security module for setting authorities of users and a data backup and recovery unit for backing up data in hard disks or other mobile disks and performing various types of operation on the backup data. According to the personnel management system, information of enterprise personnel is recorded in detail, electronic management of the personnel data is realized; and a strong inquiry function and an automatic reminding mechanism are realized.