Secondly, I suggest that you can contact other owners or tenants and ask a lawyer to help you investigate this problem, because before the house is sold and copied, the buyer or the actual resident has to go through the approval and acceptance of the relevant departments. According to your description, the house delivered by the other party is likely to have problems or even not be accepted.
In this case, we can help you protect your legitimate rights and interests through some legal means.
It is suggested to solve it through legal channels. There are many people and the cost is very cheap.