With the advent of the information age, the university library reader service work has gradually developed toward informatization, networking and facilitation. In a certain extent, the service level of libraries can be improved by the study of libraries’ development rules and trends in a scientific way. The study mainly analyzes the current situation of the development of university libraries in China. The University Library in the new era is bound to be a complex library of traditional libraries, digital libraries and mobile libraries. It will be the development direction of university library in the future to pay equal attention to high-tech hardware equipment and high quality extension service without losing its own characteristics.