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.

Library science is the theme of library cause.

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.

Literature classification retrieval is to find literature according to the subject classification system. Because after the topic is selected, it can be carried out according to the established subject range of literature retrieval. It is easiest to know the history and present situation of this research through the titles of periodical papers. After the scope of literature classified retrieval is determined, the second step is to choose the retrieval tools, that is, book catalogue, index, abstract and so on.

This major is a master. Professional master and degree are at the same level, and the training direction is different. Professional masters mainly meet the professional needs of economic, social and industrial departments, and train professionals in specific occupations in all walks of life. Their purpose is to pay attention to the application ability of knowledge and technology. (Professional Master) Library and Information Science is a professional degree major in the field of management.

The English name of the master's degree in library and information research is MLIS.

In order to meet the urgent needs of the development of library and information science under the new situation, improve the training system of library and information science talents, innovate the training mode of library and information science talents, and improve the training quality of library and information science talents, a master's degree in library and information science is specially set up.