The library always takes "readers first, service and education" as its purpose. Since its establishment, the library has made bold innovations in traditional services and implemented the open-shelf large circulation lending service model, which is the first in domestic university libraries. Since 2009, the subject librarian system has been established and gradually improved. According to the characteristics of the discipline construction and development of the school, the library has established counterpart contact with various colleges to provide a set of personalized, disciplinary and knowledgeable literature information services for teaching and scientific research. Subject service is centered on the subject librarian mechanism, based on the digitalization of collection and paper literature resources, relying on the domestic library literature resource sharing platform, and facing all colleges, research institutes, research groups and individuals in the school, providing strong literature information guarantee for the improvement of teaching quality and independent innovation of scientific research.