From January 6 to 9, 2026, a research delegation from the Center for International Security and Strategy (CISS) at Tsinghua University conducted field research in Shenzhen and Guangzhou. The visit aimed to gain in-depth insights into the latest developments in technological innovation and industrial advancement among Chinese enterprises, and to better understand the interaction between international relations and the technology sector from the perspective of industrial practice. Members of the delegation included Prof. Da Wei, Director of CISS; Chen Qi, Deputy Director of CISS; Yao Yunzhu, Huang Renwei, and Fang Ning, Academic Committee Members of CISS; Zhang Baijia, former Deputy Director of the Party History Research Office of the CPC Central Committee; Zheng Xiyuan and Li Chen, Special Experts of CISS; as well as members of CISS’s research and administrative teams.

On the morning of January 12, the Chinese People’s Association for Peace and Disarmament (CPAPD) visited the Center for International Security and Strategy (CISS) at Tsinghua University. The two sides engaged in in-depth discussions on current international and regional security dynamics, the development of artificial intelligence, and cybersecurity and information security issues.

On January 5, the Students of CUSEF Spring Festival Exchange Program visited Tsinghua University and participated in a China–U.S. youth exchange event hosted by the Center for International Security and Strategy (CISS) at Tsinghua University. The event was moderated by Guo Jia, Director of International Exchange and Cooperation at CISS. Nearly 30 young students from China and the United States engaged in in-depth discussions on topics including current trends in China–U.S. relations and the responsibilities and roles of youth in global governance.

On December 28, 2025, the Center for International Security and Strategy (CISS) at Tsinghua University and the Center for Global Competence Development for Students (CGCD) jointly hosted the Sixth International Affairs Workshop.

At noon on December 23, Viet Nam Union of Friendship Organizations (VUFO) visited Center for International Security and Strategy (CISS). The two sides engaged in in-depth discussions on the current trajectory of China-Vietnam relations, the state of people-to-people diplomacy between the two countries, and potential directions for future cooperation.

On the morning of December 6, a delegation from the National Research University Higher School of Economics (HSE University), Russia, visited the Center for International Security and Strategy (CISS) at Tsinghua University. The two sides held discussions on global artificial intelligence governance, China–Russia cooperation on artificial intelligence, and collaboration between universities in AI-related research.

To advance research on transboundary water governance in the Lancang–Mekong region and deepen academic cooperation with regional partners, the project team of the Lancang–Mekong Transboundary Water Resources Observatory under the Tsinghua University Center for International Security and Strategy (CISS) conducted academic exchanges and field research in Cambodia and Laos from December 2 to 7, 2025. The delegation was headed by CISS Director and project expert Da Wei, and included Hu Bo, Special Expert at CISS and Director of the Center for Maritime Strategy Studies at Peking University; Song Bo, Assistant Research Fellow at CISS; Zhao Zilong, Postdoctoral Fellow at Tsinghua University’s Department of Hydraulic Engineering; and Wang Jie, Program Officer of the Observatory.

On November 17–18, 2025, the 6th Hong Kong U.S.-China Forum was held in Hong Kong, co-hosted by the U.S.-China Exchange Foundation and the China People’s Association for Friendship with Foreign Countries. This year’s forum, themed “Building a Circle of Peace Together,” brought together over 300 participants from the U.S., China, and other Asian countries including India, Singapore, and Bangladesh, representing political, economic, academic, technological, and educational sectors. Zhao Linghuan, Chairperson of the U.S.-China Exchange Foundation; Shen Xin, Vice President of the China People’s Association for Friendship with Foreign Countries; and Charles Balslevski, President of the National Committee on U.S.-China Relations, attended the opening ceremony and high-level dialogue. Chinese Ambassador to the U.S., Xie Feng, delivered a video address.

On November 21, 2025, a delegation from the U.S. Atlantic Council visited the Center for International Security and Strategy (CISS) at Tsinghua University, exchanging views with Chinese experts on issues of mutual concern in U.S.-China relations. The meeting was hosted by Da Wei, Director of CISS and Professor in the Department of International Relations.

From November 1 to 5, 2025, Niu Qiyang, a doctoral research fellow at the Center for International Security and Strategy (CISS), Tsinghua University, was invited to participate in the 63rd Pugwash Conference on Science and World Affairs, themed “80 Years After the Atomic Bomb: The Timeliness of Peace, Dialogue, and Nuclear Disarmament.” The conference brought together over a hundred scholars and policymakers from around the world, including former Iranian Foreign Minister Mohammad Javad Zarif, former Palestinian Foreign Minister Nabil Qidwa, and former Israeli Prime Minister Ehud Olmert.

On November 13–14, Dr. Sun Chenghao, Associate Research Fellow at the Center for International Security and Strategy (CISS), Tsinghua University, was invited to participate in the 32nd Stockholm China Forum held in Seoul, South Korea. As a speaker in the final session, Dr. Sun engaged with scholars from the U.S. and Europe to discuss the global order and China–U.S. relations, and responded to questions from the audience.

On October 28, 2025, Esko Aho, former Prime Minister of Finland and Chairman of the Finland Industry China Office, led a delegation to visit the Center for International Security and Strategy (CISS) at Tsinghua University. The meeting was attended by Da Wei, Director of CISS; Xiao Qian, Deputy Director; Zhao Hai, Director of the International Politics Research Department, National Global Strategy Think Tank, Institute of World Economics and Politics, Chinese Academy of Social Sciences; Pan Yuanyuan, Deputy Director of the International Investment Office; and Shi Yan, Assistant Research Fellow at CISS. The delegation and CISS experts discussed issues including China–U.S.–EU relations and artificial intelligence (AI) governance.