Abstract: 【Purpose/significance】With the increase of social informatization, online public opinion in colleges and universities is in a stage of vigorous development. This study aims to provide theoretical support and practical guidance for the governance of online pub⁃ lic opinion in colleges and universities, and promote the healthy development of cyberspace environment.【Method/process】The jour⁃ nal literature on the topic of online public opinion of universities in China National Knowledge Network (CNKI) was analyzed from the macro and micro levels. From a macro perspective, VOSviewer visualization tool is used to reveal the research development and key⁃ word clustering in time dimension. From a micro perspective, the LDA topic model is used to infer the distribution of topics and topic words in this domain, so as to reveal the potential topic structure in the document collection. Finally, the hot spots and trends of online public opinion research in universities are obtained【. Result/conclusion】The research on ideological and political education of online public opinion in colleges and universities, guidance and governance of online public opinion in colleges and universities, and manage⁃ ment strategies of online public opinion emergencies in colleges and universities are the current research hotspots of scholars. In the future, it is possible to strengthen the research on online public opinion in colleges and universities through big data technology, online ideological and political education methods and interdisciplinary integration methods【. Innovation/limitation】The data in this paper is relatively limited, and the analysis tool is single, which cannot comprehensively and systematically reflect the relevant research results of online public opinion in Chinese universities.