At present, the practice of setting up secondary colleges in colleges and universities is different, but generally it depends on the subject category:
For example, liberal arts, law schools, science schools, medical schools, business schools, information schools and so on. Some are formed by the development of the original department; Some are based on the integration of similar related disciplines in the school; Some schools are merged and integrated according to different disciplines; There are also secondary colleges established according to new disciplines required by social development.
Reference to the above content: Baidu Encyclopedia-Second College