Which department should I complain about property management problems?

Legal analysis: real estate administrative departments of local people's governments at or above the county level.

Legal basis: Regulations on Property Management

Forty-eighth real estate administrative departments of local people's governments at or above the county level shall promptly handle complaints from owners, owners' committees, property users and property service enterprises in property management activities.

Article 56 If a residential property construction unit, in violation of the provisions of this Ordinance, fails to select a property service enterprise through bidding or selects a property service enterprise through agreement without approval, the real estate administrative department of the local people's government at or above the county level shall order it to make corrections within a time limit, give it a warning and may concurrently impose a fine of more than 6,543,800 yuan.