The invention discloses a data processing and developing comprehensive management system which comprises a technical service terminal, a data processing terminal, a transmission module, a database, asearch module, a user login module, an identity information verification module and an identity information library, the technical service terminal is connected with the data processing terminal through signals, the data processing terminal is connected with the database through transmission module signals, the user login module is connected with the search module and the identity information verification module through signals, the identity information verification module is connected with the identity information library through signals, and the search module is connected with the database through signals. The system is simple and reasonable in structure design, convenient to operate and high in safety protectiveness, a user conveniently and rapidly queries required information, and thesystem effectively prevents an account number from being pretended by other people and prevents important information from being stolen.