| Through more than ten years' development, the modern office system is no longer a single official working information system. It has been developed into an integrated information system. The functions of modern office system contains: network office, message passing and information sharing. Through using modern office system, people can greatly improve the office efficiency and expands the office means. The employees can also work at different time and places together.Office automation systems can be customized and personalized. They can be used for information publishing, sharing and exchanging. And they can improve the window services. The companies can improve the efficiency of companies' management. Also the companies can increase the business monitoring and collaboration by a large margin.According to the analysis of demands, the paper mainly does the following work:1. Understand and grasp the current development trends of office system software home and abroad.2. Research the key technologies of Microsoft and the .NET features and applications.3. The paper analyzed the feasibility and requirements of an integrated office system and made on the practical design of office systems, it is divided into six sections: systems management, integrated office management, personal affairs, public affairs, auxiliary office, users login.4. Combine .NET technology and the practical needs of an integrated office system, we designed and implemented an integrated office system.5. As an open characteristics of network systems, the system's security is very important. The system had three levels of security design, respectively, log server, log into the system database system and user authentication to ensure system security. |