In the "Internet +" era, information technology is developing at a rapid pace. The integration of information technology and education has become an inevitable trend of the development of the times. WeChat has been applied to the field of education, providing unlimited possibilities for teaching Chinese as a foreign language. Taking WeChat as the research object, the thesis points out the advantages of WeChat in teaching Chinese as a foreign language from its functions and characteristics, and puts forward the strategy of employing WeChat in teaching Chinese as a foreign language.