Is it legal to have two properties in one community? How to complain?

If it is illegal, complain to the housing construction department.

1. The same residential area is managed by two or more property management companies, which will lead to repeated services, waste of resources and different management standards, thus affecting the normal operation of the residential area and the living experience of residents.

2. The housing construction department is the competent department of the property company and has the responsibility of supervising and coordinating the property company.