Compared with other education, the learning form of distance education is more suitable for on-the-job personnel. No matter at work or in life, it is difficult for on-the-job personnel to take a fixed time to study because of their many social activities. And distance education can just provide this kind of demand and easily get a second degree.

Secondly, the examination of the second degree in distance education is not as difficult as the self-taught examination. As long as students listen carefully and finish their homework on time, they can generally pass.

Third, at present, the institutions that the Ministry of Education stipulates to carry out distance education pilot are all national key institutions, many of which are "2 1 1" and "985" institutions. Certificates are also certificates recognized by the state and electronically registered in the Ministry of Education, including academic certificates and degree certificates.