On August 28, 2020, at the invitation of Prof. Chen Dingding of the School of International Studies, Jinan University, Associate Prof. Guan Guihai, Executive Vice President of the Institute of International and Strategic Studies (IISS), Peking University (PKU), and Sun Yilin, Vice Secretary-General of the IISS, attended the symposium on "Relationship between Major Powers and Security Order in the Changing Era" held by the Intellisia Institute as well as the fifth anniversary celebration of the founding of the Intellisia Institute.

Editor: Li Fangqi, Zeng Chuyuan