65438+August 0974 worked as a Chinese teacher in any middle school. 1977 took the first college entrance examination after the cultural revolution, and went to the law department of Zhengzhou university in March 1978. 198 1 year 12 years after graduation. 1987 promoted to lecturer; 199 1 year was promoted to associate professor; 1995 promoted to professor. He is currently the director of the National Intellectual Property Training (Henan) Base, the director of the post-doctoral innovation team of law in Henan Province, and the director of the Private Law Research Center of Zhengzhou University.

The research field is civil and commercial law, mainly studying civil law, focusing on the appearance theory, claim theory and tort liability law of civil and commercial law. Civil law, contract law, tort law, Roman law, intellectual property law, real estate law and other courses. Postgraduates offer courses such as principles of civil law, research on tort law and frontier lectures on civil and commercial law. Doctoral students are: research on the principle of private law and research on the protection of rights and interests.