Professor, Ph.D. supervisor, Institute of International Studies, Tsinghua University; Former Professor, Ph.D. supervisor, Deputy Director, Center for American Studies, Fudan University; Shanghai Shuguang scholars; Experts enjoying special government allowances of the State Council.

Social service: distinguished fellow of the State Council's Taiwan Affairs Office; Councilman of the Sino-US Friendship Association; Shanghai Shuguang scholars, Councilman of Shanghai International Relations Institute; Senior Fellow, Center for Human Rights Studies, Fudan University; Academic Committee member, Shanghai East Asian Institute; part-time professor at the PLA Foreign Languages Institute, and so on.

In 1984 he was admitted to the Department of International Politics, Fudan University, and then received Bachelor of Laws and Master of Laws. In 1990 he went to the United States to study in Columbia University and then received a master degree of Philosophy and his doctorate in international relations and political science.

During the ten years in the United States, he was an assistant research fellow of East Asian Institute at Columbia University and an assistant professor of School of the United States and International Relations at New Jersey Lumpkin University, teaching international relations, international political economics, East Asian politics, Chinese diplomacy and other courses.

He came back to China as an "outstanding talent" In August 2000, presiding over "US Congress and Sino-US relations," "parliamentary politics," and other major national research projects, lecturing on international relations and comparative politics, such as the U.S. politics and economics, American diplomacy and Sino-US Relations, China's diplomacy and Taiwan issue, parliamentary politics and so on.

He has published ten books on U.S. politics, Sino-US relations and comparative politics, including  "Influencing the Future: The Institutional Innovations and Decision-making Behaviors of American Congress ","New Human Rights Theory"(mainland China and Taiwan version), "Dictatorial politics" (Taiwan version), "American Congressional Studies: I", "American Congressional Studies: II" " US Congress and Sino-US Relations: Case Study and Analysis"," Authority Politics ", " A Study of the National People's Congress System: 1979-2000", " Rise and Expansion －－ American Politics and Sino-American Relations," "American Congress and the Taiwan Issue" and so on. Translations include "Coherence and Conflict." Over 100 papers are published in core Chinese academic journals and important newspapers and magazines.