1, used for postgraduate entrance examination. If you want to take postgraduate entrance examination, the school has double certificates for students, namely graduation certificate and degree certificate.
2. Used for civil service examinations. If you plan to take the postgraduate exam, you can take it without a degree certificate, but there are very few positions you can take. If you have a degree certificate, you can choose many positions.
3. There are more job opportunities. Nowadays, many jobs require double certificates. If there is no degree certificate, there will be fewer job opportunities.