From the University of Political Science and Law to a comprehensive university, in addition to serving as the administrative leader of teaching, he has been engaged in teaching and scientific research of law majors in the front line of teaching, guiding and cultivating master students. He has taught Chinese and foreign criminal procedure law, China civil procedure law, China administrative procedure law, evidence law, criminal law, lawyer and notarization, labor law, legal introduction and other legal majors. Since 1986, he has mainly taught postgraduate courses in criminal procedure law and criminal law. Continue to serve as the postgraduate course teaching, thesis guidance, thesis defense and master's degree evaluation of criminal procedure law and civil procedure law in Southwest University of Political Science and Law. Up to now, more than 10 graduate students have been instructed, and more than 80 in-service graduate students. Invited to participate in the thesis defense and evaluation of Zhejiang University's exceptional promotion to law professor. In cooperation with Professor Liao and Professor Tan Bin of Southwest University of Political Science and Law, we established and implemented the practical teaching method of case, observation and simulation, and were awarded the "National Excellent Teaching Achievement Award" by the State Education Commission. First prize of outstanding teaching achievement in Sichuan province. 1996 was awarded the National Excellent Teacher by the Ministry of Justice. And has been rated as an excellent teacher and researcher by Southwest University of Political Science and Law for many times.