本系统采用ASP.NET技术和三层架构技术进行设计和开发，并通过使用SQL Server 2005数据库来对数据进行管理。合同管理过程有新增，修改，审核和合同文本直接下载转换为PDF格式，实现合同文本内容安全保密性，合同信息台账系统便于查询和管理，提高工作效率。合同管理员可对新增的合同内容进行审核，合同录入员可对自己录入的合同进行状态，内容进行查询，修改，下载合同文本等。
[关键词]：ASP.NET，三层架构，SQL Server 2005
Abstract
In this era of rapid development of science and technology, the computer has become an important part of our lives. The management of paper has gradually can not adapt to social development. It requires a more convenient and human-oriented management, so we will have a management of the paper.
The system uses ASP. net technology and three-tier architecture technology for design and development, and through the use of SQL server 2005 database to manage data. Contract management process is new, modified, audit and contract text directly downloaded to pdf format, to achieve the contract text content security confidentiality, contract information account system for query and management, improve work efficiency. The contract administrator can audit the new contract content, the contract entry operator can make the status of the contract entered by himself, query the content, modify, download the contract text, and so on.
