Undergraduate: Undergraduate education is divided into full-time undergraduate, adult undergraduate and higher education self-study exam undergraduate. Full-time undergraduate course, also known as undergraduate course, is usually enrolled by ordinary colleges and universities all over the country, taking the national unified examination, independent enrollment or taking classes. The academic system is 4 to 5 years, and the medical undergraduate course is 5 years. The fresh college graduates receive undergraduate education through unified recruitment and examination. The academic system is 2 years. Postgraduates: Postgraduates are divided into master students and doctoral students. The study period for academic postgraduates is 3 years, and that for professional postgraduates is 2 years. Undergraduate, master and doctor study together, there is no difference between different schools. The undergraduate education system is 6 to 7 years, and the clinical medicine undergraduate education system is 8 years. Adult undergraduate: social people who leave school. After taking part in work or unemployment, the process of re-entering ordinary colleges and universities through adult college entrance examination is called adult undergraduate course.