They are a joint examination group composed of Peking University, Tsinghua University, Tongji University, Tsinghua University, Shanghai Jiaotong University, China University of Science and Technology, Xi Jiaotong University, Nanda University and Zhejiang University. Netizens nicknamed the joint examination group composed of these seven universities "Kazuki Watanabe musician".

NATO: Big Brother: Peking University.

Members: Peking University, Fudan University, Hong Kong University, Nankai University, Wuhan University, Huazhong University of Science and Technology, Sun Yat-sen University, Xiamen University, Beijing University of Aeronautics and Astronautics, Beijing Normal University, Sichuan University, Shandong University and Lanzhou University.

Alliance: Beijing Institute of Technology, Chongqing University, Dalian University of Technology, Southeast University, Harbin Institute of Technology, South China University of Technology, Tianjin University, Tongji University and Northwestern Polytechnical University are almost all science and engineering universities, occupying a place in the domestic high-end science and engineering field.