1. Famous universities include undergraduate universities and junior colleges. Undergraduate universities have both prestigious schools and ordinary schools.

2. There are two kinds of key universities, one is 985 key university and the other is 2 1 1 key university, both of which are undergraduate universities.

3. National key universities refer to universities supported by our country, which have different definitions in different periods. The history of key universities can be traced back to 1959 (the year of Jihai). In the Decision of the Central Committee of the Communist Party of China on Designating a Group of Key Universities in Colleges and Universities, 20 universities including Peking University and Tsinghua University were identified as national key universities. 1960 the Central Committee of the Communist Party of China's decision to increase the number of key universities in the country has added 44 universities as key universities in the country, bringing the total number to 64.

From 65438 to 0978, the State Council's report on restoring and running national key colleges and universities finally identified 88 universities including Peking University and Tsinghua University as national key universities. Since 1990s, China has successively implemented "2 1 1 Project", "985 Project", "11Plan", "985 Engineering Advantage Discipline Innovation Platform" and "20/KLOC-" Corresponding to the national key universities at the national level.

In addition, all provinces in China also have their own provincial key universities, which are supported by local governments.