Property needs a red envelope to pass the registration.

No, the property regulations don't allow owners to accept red envelopes.

Generally, only the relevant government departments need to approve the on-site installation or installation content.

Such as: natural gas system, fire protection system, hydropower system, weak current (telephone, broadband, cable TV) and so on.

The application and installation of new residential areas need to go through the relevant procedures such as planning, land and design approved by the project, and different regions have different requirements.