1970.08- 1975.06 statistician of supply department of Chongqing department store.
1975.06-1980.11Director and Chief of Agricultural Machinery Bureau of liangping county, Sichuan Province.
1980.1-1984.04 director, party member, secretary, director and party secretary of liangping county economic commission.
1984.04- 1985.02 Deputy Secretary of Yunyang County Committee of Sichuan Province
1985.02-19910, Deputy Secretary of Wanxian County Committee of Sichuan Province (during this period: 1989.03- 1989.06, Class Two, Central Party School).
1991.10-1992.04 Deputy Secretary of Wanxian County Committee, Deputy Commissioner of Administrative Office, Commissioner of Administrative Office and Party Secretary of Sichuan Province.
1992.04- 1993.04 Deputy Secretary and Commissioner of Wanxian County Committee, Sichuan Province
1993.04-1994.12 Deputy Secretary and Mayor of Wanxian Municipal Committee of Sichuan Province
1994.12-1996.09 Secretary of Wanxian Municipal Committee of Sichuan Province (during which: 1996.03- 1996.06 Class Two of Central Party School studied)
1996.09- 1997.06 Member of the Standing Committee of Chongqing Municipal Committee of Sichuan Province and Secretary of Wanxian Municipal Committee.
/kloc-0 1997.06--2004.02 Vice Mayor of Chongqing
2004.02-2007.01Standing Committee of Chongqing Municipal Committee, Vice Mayor of Municipal Government and Deputy Secretary of Party Group
2007.01-2007.05 Standing Committee of Chongqing Municipal Committee, Deputy Director of Standing Committee of Municipal People's Congress and Deputy Secretary of Party Group
2007.05-2008.01Deputy Director of the Standing Committee of Chongqing Municipal People's Congress and Deputy Secretary of the Party Group
2008.01-2012.01Director and Party Secretary of the Standing Committee of Chongqing Municipal People's Congress
20 12.02-20 13.03 vice chairman of the agriculture and rural Committee of the 11th national people's congress.
20 13.03- Vice Chairman of the Agriculture and Rural Committee of the 12th National People's Congress
Representatives of the 15th Party Congress, the 8th and 10th National People's Congress, the 1st, 2nd and 3rd Municipal Committees, the 1st, 2nd and 3rd Party Congress and the 1st, 2nd and 3rd Municipal People's Congress.