From July, 2003 to July, 2003, he taught in the economic management major of Henan Polytechnic University. 1995 as director of the management teaching and research section, deputy director of the Ministry of Economic Relations and Trade (presiding), 1997 as minister of the Ministry of Economic Relations and Trade.

From July 2003 to February 2005, he was the director of the Institute of Teaching and Management Engineering of Zhengzhou University.

Since March 2003, he has been teaching in the Department of Management Engineering of Zhengzhou University, and served as the head of the department.