It usually takes two years to upgrade from junior college to undergraduate course. If you are full-time, you can generally study in school for one year or one and a half years, practice for one year or six months and graduate. Correspondence is relatively simple, just review and prepare for the exam regularly.

College entrance examination, referred to as "College Entrance Examination", is a selective examination for qualified college graduates. The general college entrance examination belongs to the provincial unified enrollment standard selection examination, which is led by the provincial education department, organized and managed by the provincial education examination institute, and implemented by the recruitment agencies in each district and city. The candidates for the examination are fresh graduates from full-time colleges and universities.