Undergraduate courses are divided into three grades, namely, key undergraduate courses, ordinary undergraduate courses and private undergraduate courses. The classification of undergraduate courses is stipulated by the Ministry of Education (national unity), which is the same in all provinces, and there may be some differences in enrollment rules. Key undergraduate courses refer to the first batch of universities, most of which are national key universities and many of which are 2 1 1 engineering colleges. Extended information undergraduate course refers to the basic component of higher education, which is generally carried out by universities or colleges. Few higher vocational colleges have developed applied undergraduate education. Undergraduate education is more important than general education of theoretical majors, and applied undergraduate education is more important than applied professional education and practical skills education. Students can generally get undergraduate diploma and bachelor's degree certificate after normal graduation. In China, undergraduate education is mainly divided into full-time undergraduate education and part-time undergraduate education.