1987.07- 1992.09, Department of Plant Protection, Laiyang Agricultural College, teaching assistant;
1992.09- 1995.07, majoring in plant pathology, Beijing Agricultural University, Master of Science;
1995.07- 1998.07, majoring in plant pathology, China Agricultural University, doctor of science degree;
1998.07-2004.11,Associate Professor, Plant Protection Department, Laiyang Agricultural College;
(February 2000-March 2002, Institute of Horticulture, British National Academy of Sciences, postdoctoral research);
2004. 1 1 Professor, Qingdao Agricultural University;