Abstract: Along with the continuous improvement and development of national policy system, think tank capacity construction has become an important part of university's intelligent development system, and has the extremely important practical significance in optimizing resource rationally, adjusting the structure of intelligence, improving service level, setting up information mechanism. Based on the analysis about its advantages, combined with domestic and foreign construction practice, this paper evaluated the feasibility of university library's think tank capacity construction, studied and formulated the construction approaches, to promote the practice and lay solid foundation in related field.