1985.03- 1988.09 Qiongzhong County Bureau of Statistics;
1988.09-19910.08 secretary, section chief and deputy director of Qiongzhong county planning commission;
1991.09-1993.09 deputy director of xiuying district municipal bureau of planning and statistics;
1993.09- 1997.07 director of xiuying district municipal bureau of planning and statistics;
1997.07- 1998.05 director of xiuying district education and science and technology bureau;
1998.05-1999.10, deputy head of xiuying district people's government and director of education science and technology bureau (1996.10-1999.08 studied in the self-taught undergraduate class of Chinese major in Jilin Education Institute);
1999. 10-2006.09, deputy head of the people's government of xiuying district, Haikou (1998.09-2000.07, studying in the postgraduate class of Nanjing University);
2006.09-2007.03 Member of the Standing Committee of Meilan District Committee of Haikou City, CPC, and deputy head of xiuying district Municipal People's Government;
2007.03-2007.09 Deputy Secretary of Meilan District Committee, Haikou City, CPC;
2007.09-2007.11Secretary and Director of the Party Group of Haikou Population and Family Planning Bureau;
2007.11-2009.10 Director of Haikou Population and Family Planning Bureau, Party Secretary, and Executive Vice President of Haikou Family Planning Association (concurrently);
2009.10-2011.03 Director population and family planning commission of Haikou City, Party Secretary, and Executive Vice President of Haikou Family Planning Association (concurrently);
2011.03-2011.06 Deputy Secretary of Qiongshan District Committee of Haikou City, CPC, and candidate for the district head of qiongshan district People's Government of Haikou City;
2011.06-2011.09 Deputy Secretary of Qiongshan District Committee of Haikou City and District Chief of qiongshan district Municipal People's Government;
2011.09-2014 Party Secretary and Deputy Director of Haikou City Appearance Management Committee, Director of Haikou City Administration and Law Enforcement Bureau;
20 14-20 14.07 Deputy Director, Office of Rural Work Leading Group of Haikou Municipal Committee (Urban and Rural Planning Office).