Pre - branched cable is a new technology product in recent years. It is a new technology product in recent years. Compared with the original technology, it has excellent anti seismic, air tightness and waterproof property.

The branch line factory is prefabricated on the main cable, the size of the branch line and the length of the branch line are determined according to the design requirements, which greatly shortens the construction period, greatly reduces the material cost and construction cost, and ensures the reliability of the distribution.