Abstract: With the development of mobile Internet technology in recent years,online education has aroused widespread interest.With the WeChat Public Platform,teachers can build a mobile teaching platform to facilitate students to learn and communicate at anytime and anywhere.Bsed on the analysis of the common problems in circuit experiment teaching,this paper introduces the advantages of the circuit experiment WeChat Public Platform applied in the circuit experiment teaching.Using the experimental resources released by the platform,the teaching ideas of the experiment of “Linear Dynamic Circuit”are reformed.Practice shows that the improved method can stimulate the students' experimental interest and the teaching effect is good.This practice has made a useful exploration and contribution for promoting experimental teaching reform and improving the quality of personnel training.