There are two main types of universities that can be tested in vocational high schools, undergraduate and junior college. The following is a list of vocational colleges in some provinces in 2022:

Sichuan province: undergraduate colleges 12, such as Chengdu Art Vocational College, Chengdu College of University of Electronic Science and Technology of China, Chengdu College of Arts and Sciences, Chengdu College of Sichuan International Studies University, etc. There are 79 single-recruit colleges, including Chengdu Textile Institute, tianyi college, Chengdu Aviation Vocational and Technical College and Chengdu Vocational and Technical College.

Henan province: undergraduate colleges 14, such as Shangqiu University, Zhengzhou Institute of Technology, Zhengzhou Institute of Business and Technology, Henan Vocational College of Science and Technology, etc. There are 9 1 single-recruit colleges in higher vocational colleges, including Henan Vocational and Technical College, Henan Vocational College of Economy and Trade, Henan Vocational College of Agriculture, Zhengzhou Vocational College of Tourism and Henan Vocational College of Forestry.

Jilin Province: Changchun Medical College, Jilin Railway Vocational and Technical College, Baicheng Medical College, Changchun Vocational and Technical College, Changchun Normal College, Jilin Judicial Police Vocational College and other 30 higher vocational single-recruit schools.

The specific single-recruit colleges will be different due to factors such as region and year. I suggest you pay attention to the relevant information released by the education department in your area.