Whether it is merged or not, the seal on the diploma must be the seal of the senior university.
Self-taught diploma and unified recruitment may be different.
The graduation certificate of unified recruitment reads: ordinary high school diploma, and the two signatures are: school name, school seal and principal seal.
The graduation certificate of self-study examination is the graduation certificate of higher education self-study examination, and the content of the certificate is different from that of unified recruitment. At the end, there are two signatures, one is the provincial self-study exam steering Committee, with seal, and the other is the name of the school, with seal.
The cover of the certificate is also different.