Library and information science refers to the combination of library business discipline and information science. Summarizing the research hotspots of library and information science at home and abroad in recent years will help to guide effective original and follow-up research in the field of library and information science in China and promote the smooth development of the cause along a rational and healthy track. Information science is a discipline of information science; These two majors are classified as information management and information system majors, that is, information management majors, mainly related knowledge disciplines such as organization, storage, retrieval, consultation, analysis and reader service of literature information.