The first file: Tsinghua and Peking University (uncontroversial)

Grade two: Fudan University, National People's Congress, Shanghai Jiaotong University, China University of Science and Technology, Zhejiang University, Nanjing University. (undisputed)

The third file: Tongji University, Xiamen University, Xi Jiaotong University, Wuhan University, Beijing Institute of Technology, Sun Yat-sen University, Beijing University of Aeronautics and Astronautics, Tianjin University, Huazhong University of Science and Technology, Southeast University, National Defense University, Nankai University, Beijing Normal University and Harbin Institute of Technology. (controversial)

Level 4: Jilin University, Sichuan University, Dalian University of Technology, Shandong University, Central South University, South China University of Technology, Northwestern Polytechnical University, University of Electronic Science and Technology of China and China Agricultural University. (controversial)

Level 5: China Ocean University, Northwest A&F University, Minzu University of China, Chongqing University, Lanzhou University, Northeastern University, East China Normal University and Hunan University. (controversial)