1986—— Up to now, he has served as a teaching assistant, lecturer and associate professor in the Department of World Economics and the Department of International Economics of the Foreign Affairs University. During the period, he was rated as an excellent teacher in Beijing. He has taught courses such as introduction to world economy, international trade, international trade practice and foreign trade English. Teaching objects include graduate students, undergraduates, junior college students and senior cadres.

1998, deputy director of the Department of International Economics, Foreign Affairs University.

Title of master's thesis: on the position and role of WTO in current international economic and trade relations

Tutor: Xue Rongjiu