1September 1997 to 20021October 65438, majoring in mechanical design and theory, School of Mechanical Engineering, Yanshan University, studying for a doctorate.
From June 5438+ 10 in 2002 to June 5438+February in 2003, he taught in the School of Mechanical Engineering of Yanshan University as a lecturer.
From June 2004 to February 2004, he taught in the School of Mechanical Engineering of Yanshan University as a senior experimenter.
From June 2005 to October 2005 10, she has been teaching in the School of Mechanical Engineering of Yanshan University, and is an associate professor.