1985.09- 1987.07, majoring in political education in Shandong Institute of Education, undergraduate study;
1987.08- 1993.06, head of the teaching and research group of Laiyang Normal School;
1993.07- 1994.03, Laiyang normal school, political group, lecturer, head of teaching and research group;
1994.03- 1997.09, lecturer of social science department of Laiyang Agricultural College;
1997.10-Up to now, he is an associate professor in the Department of Social Sciences, Laiyang Agricultural College.
(1996.09-2000.08, Deputy Director, Department of Social Sciences, Laiyang Agricultural College.
From August 2000 to August 2006, I went abroad.