Abstract: 【Purpose/significance】In the era of mobile Internet, new media has become the main media for people to obtain
information and communicate, as well as the new media for library knowledge dissemination and promotion.【Method/pro⁃
cess】In the process of using new media, the library realizes the content increment of information resources through content
production,user feedback and user interaction, and optimizes the relationship with users by establishing, expanding, main⁃
taining and deepening the communication relationship.【Result/conclusion】The communication mode based on new media
needs to strengthen the design and production of topical and interactive content, strengthen the construction and mainte⁃
nance of user relationship, and effectively integrate a variety of communication modes, so as to improve the effect of knowl⁃
edge communication in the new media environment of library.