The C9 League was established in 1998 with the goal of advancing the Chinese higher education system.
Shanghai Jiaotong University
University of Science and Technology of China
Xi’an Jiaotong University
Harbin Institute of Technology
But I would ask what do you want this for? For foreign students to study? Or as a mark of the University ranking?
Please note that this isn’t exactly the equivalent of the “Ivy league of China”. It is more of an alliance of 9 Elite Chinese Universities. There are other top Universities such as Wuhan University, Huazhong University of Science and Technology, Sun Yat Sen University, Renmin University, which also receive substantial funding and are also ranked to a comparable level.
There is a clear top two Universities of China: