Does Datong Muyangxuan have a room book?

Yes Another way of saying a house is a house ownership certificate. Hukou book is the proof that an individual owns a house, which records all kinds of information of the house, including the orientation, structure, area and address of the house. Datong Muyangxuan has a room book. Property ownership certificate (Property Ownership Certificate) A certificate that a property buyer obtains the legal ownership of the house through transactions and can exercise the right of possession, use, income and disposal of the purchased house according to law. That is, the "House Ownership Certificate" is the legal certificate for the state to protect the ownership of houses according to law.