Most of them don't take math exams, and biology institutes can choose to take math exams.

Recommended institutions:

Nankai University

Tianjin Normal University

Hebei University

Hebei agricultural university

Hebei Normal University

Shanxi University

Shanxi agricultural university

Shanxi normal university

Inner Mongolia University

Inner Mongolia agricultural university

Liaoning University

Northeastern University

Shenyang agricultural university

Liaoning normal university

Shenyang Institute of Applied Ecology, Chinese Academy of Sciences

Jilin agricultural university

Northeast Normal University, etc.