1. Student Employment: If the employment situation of students majoring in this major is poor after graduation, or the demand for this major in the job market decreases, this may lead to the school's decision to stop recruiting new students.

2. Curriculum adjustment: The school may decide to adjust its curriculum to better meet the current and future educational needs.

3. Resource allocation: If the school finds that the teaching resources of this major (such as teachers and facilities) can be better used in other majors, it may also decide to stop enrolling students in this major.

4. Policy change: If it is affected by the education policy, the school may need to adjust its major setting.