Abstract: One of the biggest problems in online teaching is the physical distance between teachers and students as well as between students and students, which is not as interactive as offline teaching. Therefore, how to effectively use Internet tools and integrate online platforms to improve the interactive of online teaching is an urgent problem to be solved. We take Analytical Chemistry teaching as an example, through the early real-time online teaching way in the middle of the course construction, design, and later the whole process of teaching feedback mode optimization of teaching mode, make full use of online education platform, enterprise WeChat inline function and the optimization of various online platform of online teaching process, fully arouse the enthusiasm of students, The efficient teaching of Analytical Chemistry is realized.

Key words: Online teaching, Online education platform, Enterprise Wechat, Analytical chemistry teaching, Teacher-student interaction