1, undergraduate degree, engaged in professional and technical work for more than one year, 2, college graduate degree, engaged in professional and technical work for more than two years. 3, junior college graduate degree, engaged in professional and technical work, obtaining the post-level technical qualifications, engaged in professional and technical qualifications for more than three years. 4, high school graduate degree, engaged in professional and technical work, obtaining the post-level technical qualifications, engaged in Professional and technical qualification more than three years. 4, high school graduation degree, engaged in professional and technical work, to obtain the post-level technical qualification, engaged in professional and technical qualification more than seven years. 5, junior high school graduates, engaged in professional and technical work, to obtain the post-level technical qualification, engaged in professional and technical qualification for more than ten years. The above information is for reference only, I hope to help you