Abstract: There are few researches on the audience information behavior theory of the academic WeChat public platform. By studying the information behavior of college teachers’ WeChat public account, the research results of academic information behavior based on social media are enriched. Through the questionnaire survey, based on the information behavior theory model and the AISAS consumer behavior model, the theoretical research on the information behavior of the WeChat public platform is improved. Through the investigation of the reading behavior of college teachers, the AIGFS model is proposed. The paper verified the WeChat user’s information needs, information selection, information utilization, information query and information exchange, and found that the AIGFS model has reference value for the operation positioning, content planning and communication mode of WeChat public account.