Tunliu houses are owned by Shuxiang Hua Ting, Guangxin Community and Dongsheng Community. The real estate licenses of these communities are issued by the state, which recognizes and accepts them. The seal of the issuing authority on the real estate license is the official seal of the local housing authority.
A large property right house is a house with a Property Ownership Certificate and a Land Use Right Certificate, which can be legally traded.