From September, 65438 to September, 0986, he began to teach at Renmin University of China, and took the lead in teaching three courses, namely, bill law, company law and securities law, to undergraduates and postgraduates in domestic universities. In addition, he also teaches the general theory of civil law, the sub-theory of civil law and commercial law. Undergraduate students teach 5 courses and graduate students teach 5 courses. He was a lecturer in the "Training Course for Senior Judges" jointly organized by China Renmin University and the Supreme People's Court, and made many special academic reports at the invitation of the National People's Congress Standing Committee (NPCSC) Law Commission, the Supreme People's Court, Ministry of Justice, China Securities Regulatory Commission, China People's Bank and relevant provinces and cities. Up to now, he has served as a lecturer for thousands of undergraduates, double bachelors, graduate students and senior judges. There are hundreds of graduate or master's degree theses guiding the direction of securities law and company law. At the end of 2004, he was transferred to the Law School of Central University of Finance and Economics to engage in teaching and research of civil and commercial law.
Since 1987, he has participated in the drafting of People's Republic of China (PRC) (People's Republic of China (PRC)) Bill Law and is a full member of the drafting group; 1986, participated in the drafting of the company law of People's Republic of China (PRC); From 65438 to 0993, he participated in the drafting of People's Republic of China (PRC) Securities Law organized by NPC Financial and Economic Committee. Participated in the revision of the Securities Law. Assist the Supreme People's Court and China Securities Regulatory Commission to draft and revise several judicial interpretations and departmental rules.