Jinhua Communications Vocational and Technical School is not a correspondence course. Jinhua Communications Vocational and Technical School has correspondence courses. Correspondence education is a kind of 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. The State Council 1980 approved "Opinions of the Ministry of Education on Vigorously Developing Correspondence Education and Evening University in Ordinary Colleges and Universities", which stipulates that students who have completed the prescribed courses and passed the examination will be issued graduation certificates by the host schools, 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.