1. Correspondence education is a distance education activity by means of communication. Students are mainly taught by correspondence, supplemented by face-to-face instruction. Teaching links include self-taught textbooks, face-to-face tutoring, exchange of questions and answers, concentrated experiments, internships, evaluation assignments, stage tests, final exams or exams, graduation design or writing papers. The organizers are correspondence schools, full-time schools or approved institutions, organizations and other institutions. 1980 The Opinions of the Ministry of Education on Vigorously Developing Correspondence Education and Night University in Colleges and Universities approved by the State Council stipulates that students who have completed the prescribed courses and passed the examination will be awarded a diploma by the host school, and their academic qualifications will be recognized by the state; After completing all subjects and passing the exam, a certificate of academic achievement will be issued.

2. Correspondence education originated from the British university promotion movement 65438-09 in the 1960s, and correspondence schools were established in capitalist countries after the 1980s. In China, the Commercial Press established a correspondence agency at 19 14. After the founding of People's Republic of China (PRC), correspondence education has made great progress.