The handprint of undergraduate candidates' commitment letter is on the signature. The candidate's commitment letter requires the candidate's signature, and the signature is printed with a handprint. In general higher education, undergraduate course is the abbreviation of undergraduate education, which is the starting point of general higher education, and usually appears in the entrance examination and related documents of the education administrative department about ordinary colleges and universities. In adult higher education, undergraduate course is the abbreviation of the initial undergraduate course of adult higher education, which usually appears in the entrance examination and related documents of the administrative department of adult higher education.