The C9 League is an inter-university seminar composed of nine public universities in China.

These elite universities are associated with academic excellence and highly selective admissions.

The C9 league comprises nine public universities:[1] All C9 League schools are part of Project 985, Project 211, Plan 111, and Double First-Class Construction.

[2][3] In 2014, the University of the Chinese Academy of Sciences started to participate in the C9 League meetings.

[4] The following are the rankings of the C9 schools in the four major world university rankings that are recognized by governments in multiple countries and regions.