Refusing a visa means that you can't graduate normally, or you can only leave school without a degree certificate. College students must finish the task of writing graduation thesis before graduation. To apply for a degree, you must submit the corresponding degree thesis, and you can get a degree only after your defense is passed.

Graduation thesis, as a course, is the last link in the professional education of ordinary secondary specialized schools, junior colleges, undergraduate colleges, higher education self-study exams and graduate students. In order to concentrate on scientific research training for students of this major, students are required to summarize their independent assignments and write papers before graduation.