The flatization of organizational structure, internal customer chain, bottom-up organizational structure, and the evaluation of two direction &closed loop are some among them which a school may choose.

The inner selling takes the employees as its inner customers,and uses an excellent service to serve them with a succession of market selling activities for the purpose of stimulating the employees activities,promoting the cooperation with other departments and serving them well.

This paper puts forward the concept of"Internal Customers of Library",expounds the necessity for a library to strengthen the service for the internal customers,and points out that"the service for internal customers"should be regard as the guiding line for the library to deal with the internal relations,and puts forward some suggestions of carrying out this guiding line.

As the internal customers of public sectors,the staff s satisfaction wills influence entire service s quality to external customer(social public)to a large extent.

This paper analyzes on the problems existing in university library at present based on the internal customers system of enterprise,and puts forward the concept and the scheme of establishing internal customers system in university library.