2001.11-2003.05 Dongfeng, Deputy Director of US Food and Drug Administration
2003.05-2004.06 Director of Dongfeng US Food and Drug Administration
2003.09-2006.08 Postgraduate study in Shenyang Pharmaceutical University
2004.06-2007.02 Director of Dongfeng US Food and Drug Administration
2007.02—— County Chief of Dongfeng County, US Food and Drug Administration.
2011.05-2011.06 Training for Directors of American Food and Drug Administration in Counties and Counties.