With the continuous implementation of the concept of"considering students as the center"in higher education,the system of changing majors in our country is gradually becoming standardized and scientific.Taking Suzhou Polytechnic Institute of Agriculture as an exemplar,this paper analyzes the evolution of its major transfer system,and takes the data of students changing majors in the past three years as the research sample.Then,this paper analyzes the number of transfer,transfer and net increase from the two dimensions of secondary colleges and majors,and puts forward some targeted suggestions.