Yunnan University for Nationalities is a teaching unit set up to recruit minority students to strengthen their basic knowledge study before entering undergraduate courses. Yunnan University for Nationalities is a comprehensive university that trains senior professionals of all ethnic groups. The preparatory class of this school refers to the teaching unit set up by Yunnan University for Nationalities to recruit minority students to strengthen their basic knowledge study before entering the undergraduate course. It is a form of running national higher education in China and an important part of national higher education in China.