1998.11-2001.09 Deputy Director of Environmental Sanitation Department, Xigu District, Lanzhou City
2001.09-2002.07 Director, Xigu District Environmental Health Office, Lanzhou City
2002.07—2006. 12 Director of Environmental Sanitation Administration Bureau of Xigu District, Lanzhou City (during this period: from July 2004 to June 2006, he studied business administration in the postgraduate class of Party School of Gansu Provincial Party Committee)
2006. 12—20 10.07 Deputy Head of Chengguan District People's Government of Lanzhou City
20 10.07 —— Member of the Standing Committee of Qilihe District Committee and Minister of Propaganda Department of Lanzhou City