1974.09 ——1977.10, majoring in radar in Northwest Institute of Telecommunications Engineering (now xidian university);
1977.10 ——1984.01,Ministry of Electronic Industry 78 1 factory technician and assistant engineer;
1984.01——1987.07, trade union officer of Gansu Electronic Industry Company, deputy secretary and secretary of the Youth League Committee, and member of the Standing Committee of Gansu Provincial Committee of Youth League;
1987.07—— 1988.02, deputy director of Gansu TV factory;
1988.02—— 1990.09, Party Secretary and Director of Gansu TV Factory;
1990.09—— 1996.02, deputy director of the Trademark Office of the State Administration for Industry and Commerce (in the meantime:1993.09 ——1994.01attending the Central Party School);
1996.02—— 1996.08, executive deputy director of the Trademark Office of the State Administration for Industry and Commerce (director level);
1996.08—— 1998.08, Executive Deputy Director of the Trademark Office of the State Administration for Industry and Commerce and Director of the Trademark Registration Center (1996.09 ——1999.01studying in the Law School of Renmin University of China);
1998.08—20010.09, Director of the Fair Trade Bureau of the State Administration for Industry and Commerce (during this period: 1999.09—2000.0 1 studied at the Central Party School);
200 1.09——2004.02, Director of the Fair Trade Bureau of the State Administration for Industry and Commerce;
2004.02—2004.10, Deputy Secretary of Chengdu Municipal Committee (on post);
2004. 10——2004. 12, Deputy Secretary of Chengdu Municipal Committee, Executive Deputy Mayor (on post) and Deputy Secretary of Party Group;
12, 2004 —— February, 2006, deputy secretary of Chengdu Municipal Committee, executive deputy mayor, deputy secretary of the Party Group, and the first deputy school (college) director of the Party School (School of Administration) of the Municipal Committee (on post);
2006.02—2007.04, Deputy Secretary of Chengdu Municipal Committee, Executive Deputy Mayor, First Vice-President of Party School (School of Administration) of Municipal Committee.
2007.04—2008.01,Deputy Secretary of Chengdu Municipal Committee, Executive Deputy Mayor, Party Secretary of Chengdu CPPCC.
2008.0 1——2009.0 1, Deputy Secretary of Chengdu Municipal Committee, Chairman of Chengdu CPPCC and Party Secretary.
2009.0 1——20 10.08, Deputy Secretary of Chengdu Municipal Committee, Chairman of Chengdu CPPCC, Party Secretary, Standing Committee of Sichuan CPPCC.
20 10.08——20 13.04, Deputy Director of the Office of the Food Safety Committee of the State Council, Member of the Party Group and Secretary of the Party Committee of the Government.
20 13.04——20 14.06, deputy director china food and drug administration, member of the party group.
Member of the 11th (invited) and 12th Chinese People's Political Consultative Conference, representative of the 9th Party Congress in Sichuan Province, representative of the 11th Party Congress in Chengdu, and member of the 13th Chengdu CPPCC.