What unit does the residential property belong to?

Legal analysis: the real estate management department is the real estate administrative department of the local people's government at or above the county level. Some places in this administrative department are Housing Authority (Housing Security and Real Estate Administration), and some places are called Housing and Urban-Rural Construction Committee, such as Beijing Housing and Urban-Rural Construction Committee.

Legal basis: "Regulations on Property Management" Article 49 The real estate administrative department of the local people's government at or above the county level shall promptly handle the complaints of owners, owners' committees, property users and property service enterprises in property management activities.