Chu is also a researcher for the National Security and Legal System of Government Institute and a research fellow in the Center for China and Globalization. In 2004, Chu was an exchange researcher at Vrije Universiteit Brussel in Belgium. In 2010, he was a research fellow in the United Nations University Institute on Comparative Regional Integration Studies. His academic research interests include many ares, mainly focusing on the protection of China’s overseas interests and national security studies.