1983.07- 1983.08, to be allocated;
1983.08- 1988.09, working in Dazu County Taxation Bureau, Sichuan Province;
1988.09- 1990.07, studying at Sichuan Administrative Finance and Trade Management Cadre College;
1990.07-1991.10, tax bureau of Dazu county, Sichuan province;
1991.10-1994.10, Deputy Section Chief, Dazu County Taxation Bureau, Sichuan Province;
1994.10-1997.06, member of the State Taxation Bureau of Dazu County, Sichuan Province;
1997.06-2001.10, member of the State Taxation Bureau of Dazu County, Chongqing (in the meantime: 1997.09- 1999.07, majoring in economic management at Chongqing Party School);
2001.10-2002.11,Deputy Director of the State Taxation Bureau of Dazu County, Chongqing;
2002.11-2006.10, Deputy Director of the State Taxation Bureau of Dazu County, Chongqing, and Vice Chairman of the Fourth Committee of Dazu County, Minjian (concurrently);
2006.10-2007.03, Deputy Director of the State Taxation Bureau of Dazu County, Chongqing and Chairman of Dazu County Committee of the Democratic National Construction Association;
2007.03-, Deputy Director of State Taxation Bureau of Dazu County, Chongqing, Chairman of Dazu County Committee of Democratic National Construction Association, and Vice Chairman of Dazu County Political Consultative Conference (concurrently)
Representative of the First People's Congress of Chongqing Municipality and member of the Third CPPCC of Chongqing Municipality.