Should every owner sign a property contract?

The contract needs to be signed by each owner, but it can also be signed by others.

Property service contracts generally need to be signed by all owners. Property service contract is a contract between the property service provider and all the owners, which needs to be signed by both parties. However, if the owner entrusts others to sign on his behalf according to law, he may also sign on his behalf.

According to relevant regulations, when signing this sales contract, the buyer shall sign a property management service agreement with the seller or the property management company entrusted by the seller, and the seller shall negotiate with the developer on specific matters of property management to ensure the property management of the buyer in the early stage of occupancy.