Diploma of in-service graduate students in Nankai University: Only in-service graduate students with academic qualifications can obtain a diploma. The main way to apply for the exam is the joint entrance examination in January. Nankai University's on-the-job postgraduate diploma is a proof of studying experience in this school.

Certificate of completion of in-service graduate students in Nankai University: The way to obtain this certificate is to complete the credits according to the regulations of the school, and the certificate of completion issued by Nankai University can be obtained through the examination of the school.

The difference between the two certificates: it can be seen that the graduation certificate of on-the-job graduate students is not a graduation certificate, and there is an essential difference between them. If on-the-job personnel want to obtain the graduate diploma of Nankai University, they can only choose MBA, MPA, JM and other majors through the joint entrance examination in January.