Adult education refers to a form of education different from ordinary full-time teaching. There are four main forms of adult continuing education qualifications, namely, higher education self-study examination, online education, adult college entrance examination and open university. Adult education is not limited by age and sex. Through this educational process, people who are regarded as adults in society can increase their abilities, enrich their knowledge, improve their technical and professional qualifications, or turn them to a new direction, thus changing their attitudes and behaviors in two aspects: their all-round development and their participation in the balanced and independent development of social economy and culture. Adult education is mainly to improve the academic qualifications, professional continuing education and continuing education after general education of employees. In terms of age, most of the education at this stage has entered adulthood.