Peking University, Tsinghua University, Zhejiang University, Fudan University, China Academy of Sciences, Shanghai Jiaotong University, Harbin Institute of Technology, China University of Science and Technology, Xi Jiaotong University, Nanjing University and China Renmin University. Huazhong University of Science and Technology, Wuhan University, Southeast University, Lanzhou University, Nankai University, Tongji University, Beihang University, Sichuan University, Sun Yat-sen University and Beijing Normal University, Shandong University, Chongqing University, Xiamen University, Central South University, Beijing Institute of Technology, Tianjin University, South China University of Technology, University of Electronic Science and Technology of China, East China Normal University, China Agricultural University, Dalian University of Technology, Jilin University, Northwestern Polytechnical University, Hunan University.