But no matter how many inches of photos you have, you should be able to paste them on the certificate of completion, because the box can be bigger or smaller if you like, as long as you recognize this person and correspond to this certificate.
Moreover, the requirements of most schools are that the photos of graduation certificates should have a red background, and you can see two ears, and they should be photos without other decorations, and they should be very serious photos, because graduation of development objects is also a very serious process.
Because joining the party is a process. The object of development is generally to prepare party member, so the certificate of completion is more important for a person who is about to join the Party.