Our community always washes clothes upstairs, dripping water, which hinders our normal life. We can refuse to pay the property fee.

You can complain to the property, coordinate with the owners' Committee, and let the property negotiate with the upstairs residents. If negotiation fails, you can find a neighborhood Committee, a community, a police station, or go through legal procedures. Property is property service and management, which can help mediate disputes between owners, but has no obligation to handle them successfully. He provided you with property services, and you have to pay the property management fee. If you don't pay the court, you will lose the lawsuit.