Before 2005, the university diploma was red, the degree certificate was blue and the associate degree certificate was green. After grade 2005, the university diploma and degree certificate are all dark blue. The diploma is issued by the school, and the degree certificate is issued by the State Education Bureau. Each degree certificate has a unified degree certificate number. At present, the issuance of associate degree certificates has been cancelled, and certificates will not be issued if they do not meet the requirements for undergraduate graduation.

Since 2005, it has changed to blue, completely out of the heart; The diploma also enhances the anti-counterfeiting technology (mainly to prevent counterfeiting). Besides, all the diplomas that can be found in Xue Xin. Com, no matter what color, is true, and it belongs to the academic qualifications recognized by the state. The covers are all supervised by the Ministry of Education of People's Republic of China (PRC) and printed with the words "Supervised by the Ministry of Education of People's Republic of China (PRC)".

The authenticity of university diplomas after 2000 can be found on the China College Student Information Network. The cover and the inner core are completely separated, and the color of the cover has no influence on the authenticity of the diploma. The key is the kernel, as long as the kernel is real, it can be found on the above website.