"Double first-class" refers to the national "double first-class" construction plan, which aims to promote the development of higher education in China by supporting a number of high-level universities and disciplines. In the construction of "double first-class", a university can also be recognized as a "double first-class" university. The following are some introductions of a university that is recognized as "double first-class".

1. Peking University

Peking University is a well-known higher education institution in China, and it is recognized as a class A university in the construction of "double first-class". The disciplines of Peking University cover many fields, such as literature, science, engineering, medicine, law and economics, and many disciplines enjoy high reputation at home and abroad.

2. Tsinghua University

Tsinghua University is a famous higher education institution in China, and it is also a "double-class" A-level university. Tsinghua University's strength in the field of science and engineering is particularly outstanding, and has made outstanding achievements in computer science, electronic information, mechanical engineering, materials science and other fields.

3. Zhejiang University

Zhejiang University is a famous institution of higher learning in China, and it is also a "double-class" A-level university. Zhejiang University has outstanding strength in the fields of science and engineering, especially in the fields of information technology, biomedicine and materials science.

4. Nanjing University

Nanjing University is a famous institution of higher learning in China, and it is also a "double-class" A-class university. Nanjing University has high academic strength in the fields of humanities, social sciences and natural sciences, as well as outstanding performance in the fields of engineering technology and medicine.

5. China Renmin University

China Renmin University is a famous higher education institution in China, and it is also a "double-class" A-class university. China Renmin University has outstanding strength in social sciences, especially in economics, law, management, sociology and other fields.

6. Shanghai Jiaotong University

Shanghai Jiaotong University is a famous institution of higher learning in China, and it is also a "double-class" A-level university. Shanghai Jiaotong University has done a good job in information technology, aerospace, life sciences, medicine and other fields.

In addition to the above universities, many other universities are also recognized as "double-class", such as Wuhan University, Xi Jiaotong University and Nankai University. These universities have a high level of teaching, discipline construction and scientific research innovation, which can provide excellent learning and development opportunities for students.