Since 2005, in order to realize the unified planning, rational allocation and layout of literature resources in all departments of the school, a multi-level resource and service guarantee system has been constructed to meet the literature information needs of all kinds of readers, and the literature resources have been fully utilized to realize the coordination, * * construction, complementarity and * * * sharing of literature resources in the school under the network environment, so as to save manpower, material resources and financial resources to the maximum extent. At the same time, improve the professional and technical level of all kinds of information service personnel in the school as a whole, and improve the guarantee level of literature resources in the whole school. The library integrates the resources of branch libraries and reference rooms of all departments in the school. Up to now, 17 branch libraries and reference rooms have completed resource integration and officially opened to readers, and 5 branch libraries have completed resource integration but not officially opened to readers outside the hospital.