Abstract: The comprehensive chemistry experiment is a comprehensive experimental skill training course that includes the basic chemistry experiments and the higher level research exploratory experiments.This paper points out the shortcomings of the Emphasis on strengthening the preparation of experimental preparation at the same time,the focus of teaching to mobilize the enthusiasm of students.On the basis of the new teaching mode of“teachers-led,students-oriented”,it advocates the experimental phenomena and the results can be learned to analyzed by the students.To explore the experiment independently,to further improve the comprehensive chemical experiment teaching system,that can improve the quality of comprehensive chemical experiments.