The unit should partition the office, and the property manager should write a certificate saying that if the company moves in the future, it must be restored to its original state.

Prove that there are many things on the Internet. You only need to explain your things, mainly by stamping your official seal. I won't elaborate here, just tell the property about your specific things. There is no absolute answer. If there is, it was written by someone else. You can write these things yourself, and you'd better give full play to your subjective initiative.