| With the financial reform and development, in order to enhance the competitiveness of the banks and to maximize information sharing and credit into easy-to-use rules and regulations of the electronic management system is necessary to establish enterprise-class credit management information system, to build effective, safe and standard system management platform. This thesis describes the development process of loan-management system.J2EE technology is based on the J2SE provides the essential business services, security, information and other services. Many of the components of J2EE applications, such as Enterprise JavaBean, Jsp and Servlet, they run in the J2EE container, and through connections to access enterprise information systems such as database systems, ERP systems and other application systems. J2EE is a standards-based, open platform for the development and deployment, based on the WEB, and for the construction of N-story, modular enterprise applications, to serve as the core client computing. Standard Edition J2SE to run JAVA platform provides standard features such as the development of cross-platform support and memory management. J2EE application integration advantages of this series, the development of applications with different client, including stand-alone desktop client, wireless client, as well as browser-based client, such as. The platform for the development of enterprise applications to provide a high-performance, high reliability and scalability to support the operation of the environment.In this thesis, first of all, introduces the current overview of J2EE technologies, and then shows the Sichuan Province of loan-management system in the project development process, including the demand to the key technologies, such as databases and other aspects of the realization in detail. At last proposed and implemented a open architecture based on J2EE development platform, the platform through the completion of the loan-management system. |