Cai Yihang, from Nantong, Jiangsu Province, is currently studying international relations at the Institute of International Relations, Nanjing University. Her research interests include U.S.-China relations, Asia-Pacific security, minority issues and so on. She graduated from the Department of International Politics of the University of International Relations and had many internship experiences in think tanks and media. Now she works as a student assistant at the Center for International Security and Strategy, Tsinghua University (CISS). At CISS Youth, she will pay more attention to Sino-US strategic interaction in the Asia-Pacific region.