With the arrival of the information age, the application of network is more and more extensive, and the application of computer in various fields is more and more popular. While expanding the enrollment scale of secondary vocational schools, in order to alleviate the tedious daily work of classes and improve the work efficiency of teachers, a class management OA system is devel- oped based on SQL SERVER 2008 database, using ASP.NET technology, according to the characteristics of our school and the actu- al situation of class management. It realizes class attendance management, class announcement, class meeting records, thematic class meeting display, student information management and other class daily work management. And the desired results are achieved through tests.