[Purpose/significance] The most important mission for contemporary philosophy and social sciences aca? demic community in China is to construct the disciple, academic and discourse systems with Chinese characteristics. The purpose of this paper is to shed light on the internal logic of discipline, academic and discourse systems of library, information and archival science to support the three systems’constructing practice in China. [Method/process] Based on a brief retrospect on history of library, information and archival science development process, this paper pros? pected the tendency of the discipline, academic and discourse systems combine with the hot research topics in 2021. [Results/conclusion] The findings of this paper include that we should benefit those people who involving in library, in? formation and archival professional training programs by enrich the intention the discipline and expand the extension of it. The development of academic system of library, information and archival science should follow the logic that this sys? tem is initialed from practicality and instrumentality and tending to theorization and essentialization, thus, we should follow this theoretical understanding to deepen the professionals’practice in library, information and archival areas. The discourse system development process of library, information and archival science should appreciate the traditions in these areas and constructing new and competitive academic discoursefor them.