The purpose of the branch library is to serve teachers and students warmly, meet everyone's demand for books and materials as much as possible, worry about teachers' urgency, think about students' thoughts, and strive to make the branch library an effective assistant for teachers' teaching, scientific research and students' learning. Branch libraries are constantly expanding, extending and improving in service space, time and function. It not only provides various services such as borrowing, reading (including electronic reading), reference consultation and copying, but also manages the collection, collation, inquiry and management of papers of various majors in the college.