Abstract:In order to comprehensively and systematically understand the overall development trend and latest research progress of the subject Library, Information and Literature Science", The paper selects the National Social Science Foundation approved in the field of library, information and literature science in the past 30 years as the data source, and analyzes project types, project distribution, organization distribution and theme evolution. The result showed that: Wuhan University, Peking University, Nanjing University, Institute of Scientific and Technical Information of China and National Science Library, Chinese Academy of Sciences are important research institutions in the field of library, information and philology in China. At the same time, a number of institutions such as Shandong University of Science and Technology have emerged with rapid development. The main areas of the project are Beijing, Jiangsu, Hubei, Shanghai, and Guangdong. Finally, the paper analyzes the overall research hot topics and the evolution of research topics at different stages in the field of library, information and literature science.