International universities or research institutions conduct postgraduate studies. In 2009, the Ministry of Education, the Central Organization Department, the Ministry of Finance and other departments jointly launched the "Experimental Plan for Training Top-notch Students in Basic Subjects" (hereinafter referred to as the "Top-notch Plan"), and Lanzhou University became one of the 19 universities that implemented the plan. Every year, Cui Ying University selects five "Cui Ying classes" in the fields of mathematics, physics, chemistry, biology and humanities (literature, history and philosophy), with about 20 students in each class, and completes the training task together with related colleges. Cui Ying University implements the semester system of spring, autumn and Xia San. According to the brief introduction of Inquiry College, the graduation of Cui Ying College of Lanzhou University is to go to an international university or research institution for postgraduate study, further study and broaden knowledge.