From September, 2002 to July, 2005, I was a doctoral student in China Agricultural University, and received my doctorate.

1989.9- 1992.7 Beijing agricultural engineering university obtained a master's degree after studying for it.

1985.9- 1989.7 Beijing Agricultural Engineering University received a bachelor's degree 200 1.9 Up to now: Associate Professor, School of Economics and Management, China Agricultural University.

1995.9-200 1.8: School of Economics and Management, China Agricultural University, lecturer.

1992.7- 1995.8: department of agricultural mechanization, Beijing agricultural engineering university, teaching assistant.