It is a critical sector to implement the data sharing among each subsystem effectively for developing management information system (MIS). Based on analyzing higher educational MIS of the campus, the information sharing model of this kind of system is discussed. Three schemes of realizing information sharing and exchanging that are common storage of identical entity-objects, sharing mode based on the object standardization, information sharing mechanism based on EMIF (education management information system interoperability framework), are presented. Fina...