Spokesman of Ministry of Commerce and Director of Policy Research Office. Executive director of China International Economic Cooperation Association, director of China International Trade Association, director of China Finance Association, and senior consultant of China Convention and Exhibition Economic Research Association.

Now he is a part-time professor, researcher and doctoral supervisor at the School of International Economics and Trade.

Other social part-time jobs include: special experts in foreign trade promotion of the Ministry of Commerce, special experts in market operation regulation of the Ministry of Commerce, consultants of China Council for the Promotion of International Trade, decision-making consultants of Shanghai Municipal Government, Fujian and Gansu Provincial Governments, part-time professors of Tsinghua University, Zhejiang Gongshang University, Heilongjiang Technology and Business University, Guangxi University of Finance and Economics, special researchers of Shanghai Jiaotong University and Shanghai Institute of International Economics and Trade.