1978.10—1982.07 department of mechanical engineering, Luoyang agricultural machinery college, majored in machinery manufacturing technology and equipment.
1982.07 ——1983.06, Secretary of the Youth League Committee of the First Department of Mechanical Engineering, Luoyang Institute of Technology.
1983.06 ——1983.12, Deputy Secretary of the Youth League Committee of Luoyang Institute of Technology.
1983.12—1989.07, Deputy Secretary of Luoyang Municipal Committee of the Communist Youth League.
1989.07 ——1991.10, Secretary of Luoyang Municipal Committee of the Communist Youth League.
1991.10—1994.05 Deputy Secretary of Xin 'an County Committee and County People's Government of Henan Province.
1994.05 ——1996.05, Secretary of Xin 'an County Committee of Henan Province and Director of the Standing Committee of County People's Congress.
1996.03 ——1998.12, member of the Standing Committee of Luoyang Municipal Committee of Henan Province and Minister of Propaganda Department.
1998.12—2001.09, member of the Standing Committee of Luoyang Municipal Committee of Henan Province and secretary of the Municipal Commission for Discipline Inspection.
2001.09—June 2003, Deputy Secretary of Luoyang Municipal Committee of Henan Province and Secretary of the Municipal Commission for Discipline Inspection.
2003.06—2006.06, Deputy Secretary of Zhengzhou Municipal Committee of Henan Province and Secretary of the Municipal Commission for Discipline Inspection.
2006.06—2006.09, Executive Deputy Secretary of Zhengzhou Municipal Committee of Henan Province (municipal level) and Secretary of the Municipal Commission for Discipline Inspection.
2006.09—2009.06, Executive Deputy Secretary of Zhengzhou Municipal Committee of Henan Province (during this period: 2008.03—2008.04, studied in the 50th Training Course for Prefecture-level Cadres of Central Party School, 2008.09—2009.03, concurrently served as the director of Zhengdong New District Management Committee and secretary of the Party Working Committee).
June-20th, 200910.11,Executive Deputy Secretary of Zhengzhou Municipal Committee of Henan Province (municipal level), President of Party School of Zhengzhou Municipal Committee.
2010.1-2011.12 Director of Henan Environmental Protection Department and Party Secretary.
2011.12-2012.02, Deputy Secretary of Zhengzhou Municipal Committee of Henan Province, Deputy Mayor, Acting Mayor and Party Secretary of the Municipal People's Government.
20 12.02—20 16.04, Deputy Secretary of Zhengzhou Municipal Committee of Henan Province, Mayor and Party Secretary of the Municipal People's Government.
20 16.04 —— Member of the Standing Committee of Henan Provincial Party Committee, Deputy Secretary of Zhengzhou Municipal Party Committee, Mayor of Municipal People's Government and Party Secretary.