1. First, contact the relevant departments of the school. First of all, you need to contact the relevant departments of the school, such as the student affairs center and the student management department, and ask how to inquire about the students' disciplinary records.

2. Second, log on to the school website. Some schools will publish information about disciplinary records on official website, and you can search for relevant information on the website.

3. Finally, apply to the relevant departments, provide personal ID number or student ID card and other relevant information to see if you have been punished.