Gao Dun Education, Mingde Vocational Training School and so on. Adult education is a form of education different from ordinary full-time teaching, regardless of age and sex. Chengdu adult short-term training schools include Gao Dun Education, Mingde Vocational Training School and Xin 'an Zhiyu. There are four main forms of adult continuing education qualifications, namely, higher education self-study examination (self-study examination), online education (distance education), adult college entrance examination (full-time, amateur, correspondence) and open university.