Like Ao Peng, Acer and Zhijin are public service systems of distance education, but the latter two are not as well known as Ao Peng. These three schools are like educational supermarkets, they just bring together the enrollment majors of various universities.

If you major in law, you can take the exam directly at Peking University. Anyway, the examination process in all schools is the same. Preferably from a prestigious school.

At present, those with college education or above apply for undergraduate courses, and those with college education or below apply for undergraduate courses. Don't go through the college, it has no practical significance.