The effective integration of information resources, its difficulties and challenges of Digital University.
Service-oriented architecture (SOA), as a new generation of architecture, has resolved the problems of isolated islands of information and legacy systems for IT and enterprises, it is one of the best option to resolve the heterogeneous systems integration and application systems integration. In this paper the definition of SOA and the related technologies are introduced. The SOA-based education resources integrated system framework and how to use this framework for digital integration of education resources are pointed out.