With the rapid development of Internet, it has become essential in the University to implement a Campus Wide Information System (CWIS). In this article, a conventional value chain model was transformed from the manufacture orientation to a revised one focusing on the student. Based on this innovative model, its functional structure was completed by retrieving some CWIS functions from the literature and the information stored in web servers. In order to demonstrate this brand-new design, the network language was used to build a prototype. It not only containes the skeleton of 9 subsystems, but also included the detailed design of the consulting function for students abroad from the alumni service subsystem.