In September 2022, Prof.Jia Qingguo, professor of the School of International Studies of Peking University and director of the Institute for Global Cooperation and Understanding of Peking University, was invited to visit the United States and co-chaired the sixth meeting of the seminar "China-USRelations: Managing Competition and Strengthening Cooperation" with Prof.Robert Ross. The conference is co-sponsored by the School of International Studies of Peking University and the Fairbank Center of Harvard University, with the theme of "Challenges and Prospects of China-USRelations". A number of experts and scholars from China and the United States exchanged views on issues such as challenges, problems and development trends in China-USrelations.