The four-in-one line is blocked.

The property is responsible for the four-in-one home network cable pipeline. If the household network cable pipeline is impassable, you should contact the property. The property will arrange construction personnel to repair it for you. If all the buildings in the community have problems, the property will be responsible for the end. As for the fact that the network cable and pipeline to the home are impassable, there will be no exception.

Four-in-one access means that four network cables are put together and directly connected to the home with one cable. "Four-network integration" means that one line carries the business requirements of "Internet, radio and television network, telecommunication network and power grid". In view of the common problems of various lines "spider webs" and fire safety hazards in old residential areas.