In 2002, he graduated from the School of International Relations and Public Affairs of Fudan University with a doctorate in law. In the same year, he entered the American Studies Center of Fudan University and has been working ever since.

From 200 1 to 2002, he visited and studied in American universities. During this period, he worked as a legislative assistant in the office of U.S. Congressman Jim McDermott for nearly 1 year, mainly responsible for policy advice and legislative consultation in the fields of diplomacy, immigration and other issues.

From July to August, 2003, he was selected into the "China Social Science Research Elite Scholar Program" and went to France for an exchange visit sponsored by the French Ministry of Foreign Affairs.

From June to July, 2006, at the invitation of Tamkang University in Taiwan Province Province, I went to the island for a one-month visit and study.

From July to August, 2009, I went to the island for a one-month visit and study at the invitation of the School of Humanities and Social Sciences of Soochow University in Taiwan Province Province.

From June 20 10 to June 20 12, I was engaged in a five-month visit research at Fairbank China Research Center of Harvard University.

He has been invited to visit and attend academic conferences in the United States, France, Germany, Switzerland, Japan, Australia, South Korea, North Korea, China, Taiwan Province Province and Hongkong for dozens of times.