He has served as assistant engineer, engineer, deputy secretary of the Communist Youth League Committee of China Academy of Agricultural Sciences, deputy head of Xing 'an County, deputy director of the Science and Technology Management Office of China Academy of Agricultural Sciences and general manager of Beijing Haifeng Science and Technology Company, deputy director of the Foreign Economic and Trade Project Office of the Agricultural Mechanization Department of the Ministry of Agriculture, chief engineer of Beijing Second Light Industry Co., Ltd., and member of the party group and deputy director of the Management Committee of Beijing New Technology Industry Development Experimental Zone. Member and Deputy Director of the Party Committee of Zhongguancun Science Park Management Committee, Vice Chairman of Beijing Zhu Zong Group Co., Ltd. and Party Secretary and Chairman of Beijing Zhongguancun Science and Technology Development (Holdings) Co., Ltd., Party Secretary and Chairman of Beijing Zhu Zong Group Co., Ltd. and Party Secretary and Chairman of Beijing Zhongguancun Science and Technology Development (Holdings) Co., Ltd., Party Secretary and Chairman of Beijing Zhu Zong Group Co., Ltd., member of the Urban Construction Environmental Protection Committee of the 14th Municipal People's Congress;

20 14.09 Deputy Secretary of Mentougou District Committee of Beijing;

20 14. 10 served as deputy secretary and acting district head of Mentougou district Committee in Beijing;

20 15.02 served as deputy secretary and district head of Mentougou district Committee of Beijing;

20 16.02 served as secretary and district head of Mentougou district Committee in Beijing.