What if the property company doesn't sign the price difference of the right to use the house?

Should be timely to the housing management department for registration, transfer procedures. According to Article 50 of the Property Management Regulations, public buildings and facilities built in accordance with the plan within the property management area shall not be changed. If the owners need to change the use of public buildings and facilities according to law, they shall inform the property management enterprises after handling the relevant formalities according to law; If a property management enterprise really needs to change the use of public buildings and facilities, it shall be submitted to the owners' meeting for discussion and approval, and the owners shall go through the relevant formalities according to law.