Based on the analysis of the advantages and disadvantages of the potential and real network knowledge service providers,this article suggests that we should adopt the principle of hierarchical and multi-element structure in the design of the national knowledge security system.

This paper discusses on the support of knowledge guaranteeing on the innovation and development of enterprise,expounds the connotation of knowledge guaranteeing,and probes into the organization method and theory of knowledge guaranteeing of enterprise.

From economics point of view,compulsory education and public libraries are the two pillars of social knowledge security system,which ensure the reproduction of social work forces.

By explaining the characteristics of commercial reserves, the key sectors and systematic obstacle of commercial reserves and systematic guarantee for improving quality of the reserves, the paper proposed the comprehensive operation system for the enterprises guided bY market and suggestions for strengthening the integration system of exploration and development.

The development of a guarantee system for better teaching and learning is an indispensable and practical part.

And For alliance risk the authors discuss four aspects of knowledge protect mechanism,namely high attention about the protection in core resource capability,identification of share and non-share information,holding independence space and setting information manager.