Abstract: Public libraries are knowledge-oriented public service organization, knowledge management is an effective way to innovative knowledge services. In the era of knowledge economy, knowledge management will be applied to the public library management system, improve the functions of the public library service level, expanding the scope of services, improve service quality, is the demand of the times for public library development. Consider service functions and services required by the public libraries, combined with the business sector organizations and public libraries work content, discusses the specific implementation of knowledge management in the public library, the library's team focused on knowledge management and consulting services.

Key words: Public Library