With the wide application of new generation technologies such as big data, artificial intelligence and Internet of things, construction of intelligent library services is the development direction and goal of university libraries. However, lack of personalized recommendation services, low ability of subject services and poor quality of literature delivery restrict the construction pace of library intelligent services in Jiangsu applied undergraduate university libraries. Therefore, colleges and universities should take active measures to improve intelligent services of such libraries by providing personalized recommendation services, and improving discipline service ability and literature service qualities.