1982.07-1984.01Work in Soil and Fertilizer Station of Qianjiang County Agriculture Bureau, Sichuan Province;
1984.01-1991.02 Technician, deputy manager and manager of Qianjiang County Seed Company in Sichuan Province (during which: 1985.03- 19 85.06 studied in Southwest Agricultural College.
1991.02-1993.12 Secretary of Shijia District Committee, Qianjiang County, Sichuan Province;
1993.12-1995.01Secretary of the Working Committee of Shijia District, Qianjiang County, Sichuan Province; 1995.01-1997.05 Deputy Secretary of Youyang County Committee of Sichuan Province;
1997.05-1997.12 Deputy Secretary of Youyang County Committee of Chongqing;
1997.12-1998.08 Deputy Secretary of Youyang County Committee of Chongqing Municipality and Executive Deputy County Magistrate of the county government;
1998.08-2000.08 Deputy Secretary of Youyang County Committee of Chongqing Municipality, Party Secretary of County Government, and Deputy County Magistrate (presiding over the overall work of the government and being in the county level) (during this period:1996.08-1998.12, Sichuan Provincial Party School, majoring in administrative management, received on-the-job study. 1997.09-2000.02 Graduate students in the resource management college of Southwest Agricultural University graduated from on-the-job study);
From August 2000 to February 2003, deputy head of the People's Government of Wansheng District, Chongqing, and member of the party group (during this period:1999.09-2001.12 studied in the law major of the Party School of Chongqing Municipal Committee and obtained a university degree);
2003.03-2003.07 Member of the Standing Committee of Wansheng District Committee of Chongqing, Deputy Head of the District People's Government and Deputy Secretary of the Party Group;
2003.07-2007.0 1 Member of the Standing Committee of Wansheng District Committee of Chongqing Municipality, Deputy Head of the District People's Government, Deputy Secretary of the Party Group, and President of the District Administrative School (concurrently) (during this period, he studied regional economics at the Party School of Chongqing Municipal Committee from September 2003 to June 2006 and obtained a postgraduate degree);
2007.0 1-2009. 12 Full-time Deputy Secretary of Chongqing Wansheng District Committee; 2009. 12-20 13 April Deputy Director of Chongqing Municipal Administration of Work Safety;
20 13 April Director of Chongqing Municipal Administration of Work Safety