OBJECTIVE： To provide reference for improving the teaching quality of pharmaceutical analysis course. METHODS： WeChat public platform was registered firstly， and supplement teaching was provided before class， during class and after class. RESULTS： WeChat public platform named Pharmaceutical Analysis of Chongqing Medical and Pharmaceutical College was registered and included 2 first-level-modules of “excellent resource” and “learning interaction”， and 6 second-level-modules of “classic courseware”“pre-course lesson plan”“classic video”“classroom exercises”“question answering”“classic case”. Before class， students could preview through the platform； during class， the teachers could review teaching according to the platform； after class， the teachers could test students’ learning results and answer questions for students， and students could consolidate classroom knowledge. Post-course effect evaluation showed that there was statistical significance in pass rate of student’s grade between teaching reform class and control class （P＜0.05）. And the students of teaching reform class had good satisfactory degree （87.07％）. CONCLUSIONS： WeChat mobile learning model supplements pharmaceutical analysis course， improves students’ enthusiasm for learning and students， academic records. Students are satisfied with it. It can provide reference for improving the teaching quality of the course.