You can't re-enroll after dropping out of college, because dropping out will cancel your student status, and you can't re-enroll unless you take the college entrance examination again.

University dropout process:

1, go to the student affairs office and apply to the teacher for withdrawal;

2. Fill in the application form stipulated by the school, explain the reasons and sign it, with the signatures of parents, class teachers or counselors, department leaders, other relevant departments, student status management departments and school leaders;

3, the school management department issued a notice of withdrawal and go through the formalities of leaving school;

4. The file management department will put the file back in its original place.