1. Nature: The Student Union is a student organization led by the Youth League Committee, and the self-discipline committee is a school-level student self-discipline committee led by the Student Affairs Office.

2. Responsibilities: Self-discipline committee is an important student organization in the school to implement quality education, give full play to students' main role and implement democratic management. Student Union is the main student organization under the leadership of the school Party committee and the guidance of the Youth League Committee.