Abstract: Based on the analysis of the evolution of the organization model of information in digital library,this paper elaborates the current status and the insufficiency of it from micro-organizational model and macro one,and then points the idea that we can introduce ontology theory and technique into the organization model of Information in digital llbrary,puts forward that the knowledge organization and the user-oriented is the organizational model of information in next generation of digital library.

Key words: Digital Library,Organizational Model of Information, Ontology Theory, Knowledge Organization