Does Yantai Hexin Certified Public Accountants need to sign a contract for internship?

Generally, countersigning internship contracts is more common in firms. Of course, there are those who don't sign, not too many.

The advantage of signing a contract is that you have formal labor relations. If you don't sign, your personal interests will not be guaranteed.

There is only one advantage of not signing. When the audit assistant made a mistake and didn't sign the contract, there was no way out.