1988.07-2004.07 served as member, deputy director and office director of the discipline inspection commission of Henan Provincial Public Security Department (during this period: 1990.09- 1993.07 studied in the criminal investigation major of China Criminal Police College;
1993.09- 1996.06 studied in the economic management major of the Party School of Henan Provincial Party Committee;
1995.09- 1997.09 served as deputy director of Xingyang public security bureau;
2001.11-2003.12 was appointed deputy magistrate and deputy secretary of jiaxian county);
2004.07-2007.07 Deputy Director of Henan Provincial Public Security Department and Director of Police Supervision Department;
2007.07-2007.09 Chief of Economic Investigation Corps of Henan Provincial Public Security Department;
2007.09-20 10.07 Political commissar (deputy department level) of Criminal Investigation Corps of Henan Provincial Public Security Department;
2010.07-2012.05 deputy mayor of Luohe municipal government and director of municipal public security bureau;
2012.05-2013.06 Member of the Standing Committee of Luohe Municipal Committee, Party Group of the Municipal Government and Director of the Municipal Public Security Bureau.
20 13.06-20 14.02 Member of the Standing Committee of Luohe Municipal Committee of Henan Province, Party member of the Municipal Government, Party Secretary, Director and Inspector General of the Municipal Public Security Bureau.
20 14.02 —— Member of the Standing Committee of Luohe Municipal Committee of Henan Province, Secretary of the Political and Legal Committee, Member of the Party Group of the Municipal Government, Secretary of the Party Committee, Director and Inspector General of the Municipal Public Security Bureau.