1986.07 ——1987.12, intern of workover team 2 of downhole operation company of Daqing Petroleum Administration Bureau;
1987.12 ——1989.12, captain of the second workover team and secretary of the party branch of the downhole operation company of Daqing Petroleum Administration Bureau;
1989.12 ——1990.07, Secretary of the Youth League Committee of the Downhole Operation Company of Daqing Petroleum Administration Bureau;
1990.07—— 1993.05, Party Secretary of the First Branch of Daqing Petroleum Administration Bureau;
1993.05—— 1993.09, Party Secretary and Manager of the First Branch of Daqing Petroleum Administration Bureau;
1993.09— 1998.02, Deputy Director of Organization Department of Daqing Municipal Committee of Heilongjiang Province (during this period:1993.09—1996.11studied in Harbin Engineering University with a master's degree in industrial economics.
1998.02 ——1998.11Deputy Secretary General of Daqing Municipal People's Government of Heilongjiang Province (presiding over the work of the Secretary General);
1998.11—2000.12, Secretary-General of Daqing Municipal People's Government, Heilongjiang Province;
2000. 12——2002. 10, Member of the Standing Committee of Daqing Municipal Committee of Heilongjiang Province and Secretary General of the Municipal Committee;
2002. 10—2008.02, member of the Standing Committee of Daqing Municipal Committee of Heilongjiang Province, executive deputy mayor (during this period: 1999.09—2004.06, studied in the doctoral program of management science and engineering of Harbin Engineering University, and obtained a doctorate);
2008.02——20 10.02, Deputy Secretary-General of Heilongjiang Provincial People's Government;
20 10.02——20 10.03, Deputy Secretary of Qiqihar Municipal Committee of Heilongjiang Province and Provincial Party Committee nominated the candidate for mayor of the municipal government;
20 10.03——20 10.05, Deputy Secretary of Qiqihar Municipal Committee, Acting Mayor and Party Secretary of the Municipal Government of Heilongjiang Province;
20 10.05——20 12.06, Deputy Secretary of Qiqihar Municipal Committee, Mayor and Party Secretary of the Municipal Government of Heilongjiang Province.
20 12.06——20 16.02, secretary of Qiqihar Municipal Committee of Heilongjiang Province and director of the Standing Committee of the Municipal People's Congress.
20 16.02—— Director of the State-owned Assets Supervision and Administration Commission of Heilongjiang Provincial People's Government and Deputy Secretary of the Party Committee.