Friends are teachers, a very sacred profession. Both teachers and doctors should be respected. Education and treatment are equally important. In fact, education is more important than treatment. This is why many writers give up medicine and pursue literature.
Hehe, no matter what, the first salary of a friend is a very important commemoration. If you can invite everyone to dinner, it means that you value your friends. So, it is necessary to give him a small gift. If he likes something, you can give him something he likes.
It is recommended to give your friend some workplace gifts, such as briefcases, wallets, ties, tie clips, lighters, signature pens, etc.