Abstract: In the innovation and entrepreneurship education ecosystem, university libraries shoulder the mission of cultivating innovative and entrepreneurial talents. At the same time, the development of innovation and entrepreneurship also provides an important engine for the transformation of library functions. In the research, the paper proposes the path of optimizing and realizing the innovation and entrepreneurship service function of university libraries in China: firstly, to improve the information literacy of college students' innovation and entrepreneurship; secondly, to construct the library innovation including online platform and maker space Entrepreneurial service platform; build embedded university library innovation and entrepreneurship four service content systems; Fourth, build a chain-type university library innovation and entrepreneurship service guarantee mechanism.

Key words: Innovation and entrepreneurship education system, University library, Function optimization