1978.10--1982.07 in the Shandong Institute of Technology, Department of Electronics, Radio Technology (1983.09 Shandong Institute of Technology changed its name to Shandong University of Technology, 2000.07 the former Shandong University, Shandong Medical University and Shandong University of Technology merged to form the new Shandong University);
1982.07--1984.12 Shandong Xinhua Medical Instrument Factory technician, deputy secretary of the Youth League Committee;
1984.12--1988.04 Shandong Xinhua Medical Instrument Factory deputy director;
1988.04--1988.06*** Youth League Shandong Province, Zibo Municipal Party Committee deputy secretary (presiding over the work);
1988.06--1992.12*** Youth League Shandong Province, Zibo Secretary of the Municipal Party Committee of Shandong Province and Chairman of the Municipal Youth Federation (1991.09-1992.09);
1992.12--1993.02 Deputy Secretary of the Boshan District Committee of Zibo City, Shandong Province (at the county level);
1993.02--1995.04 Deputy Secretary of the Boshan District Committee of Shandong Province, Boshan District Mayor;
1995.04-- 1995.04 Deputy Secretary of the Boshan District Committee of Shandong Province, Boshan District Mayor;
1995.04--1995.05 Secretary of Boshan District Committee of Zibo City, Shandong Province;
1995.05--1995.07 Secretary of Boshan District Committee of Zibo City, Shandong Province, Deputy Commissioner of Rikaze Administrative Office of Tibet Autonomous Region;
1995.07--1995.06 Deputy Mayor of Zibo City, Shandong Province, Secretary of Boshan District Committee of Zibo City, Shandong Province, General Leader of Tibet Aid Work
1995.07---1998.06 Vice Mayor of Zibo City, Shandong Province, Secretary of Boshan District Committee, Deputy Commissioner of Rikaze Prefecture, Tibet Autonomous Region (1994.09-1996.12);
1998.06--1998.08 Vice Mayor of Zibo City, Shandong Province;
1998.08--2001.01 Standing Committee Member of the Municipal Party Committee of Shandong Province, and Minister of the Municipal Party Committee Organization Department of Shandong Province;<
2001.01--2002.04 Deputy Secretary of Yantai Municipal Committee of Shandong Province and Minister of Organization Department (2001.03 Doctoral Candidate of Tongji University);
2002.04--2003.12 Deputy Secretary of Yantai Municipal Committee of Shandong Province ;
2003.12--2004.01 Standing Committee of Qingdao Municipal Party Committee of Shandong Province ( Full Hall Level);
2004.01--2006.12 Standing Committee of Qingdao Municipal Party Committee of Shandong Province, Minister of Organization Department of Municipal Party Committee;
2006.12--2012.03 Standing Committee of Qingdao Municipal Party Committee of Shandong Province, Standing Vice-Mayor (appointed on December 29, 2006, and elected on January 10, 2008), and Deputy Secretary of the Party Group of the Municipal Government of Qingdao Municipal Government;
2012.03 -- 2015.02 Chairman of Qingdao Municipal Committee of the Chinese People's Political Consultative Conference of Shandong Province;
2015.02 -- 2015.04 Member of the Party Group of the People's Government of Shandong Province.
2015.04 - Vice governor and member of the party group of Shandong Provincial People's Government.
Delegate of the 7th and 8th Party Congress of Shandong Province in China***, and deputy to the 10th Shandong Provincial People's Congress.