The terminal box is generally made of pvc or white iron box. The raw material using PVC wiring bottom box has the performance that the white iron box does not have. The PVC terminal box has excellent waterproof performance, is not easy to be corroded by water, has high acid resistance, has strong resistance to alkaline substances, and can effectively prevent the invasion of dust.

The role of PVC wiring bottom box is used to connect the pipeline and equipment or devices, and the transition of light and dark pipeline and rigid and flexible transition. The function of the cable box is that when the laying length of the line pipeline exceeds a certain limit, or the line appears divergent, or the line turns too much, when the whole pipe is not easy to thread, it needs to add a box in the middle, the box is the cable box.

The use of PVC wiring bottom box is to be able to classify all kinds of application cables in life, so that the cables can show a rational and orderly application state under the action of the junction box. PVC wiring bottom box is mostly square, because the wire used for decoration is through the wire tube, once the line is long, or the wire tube to the corner, it is necessary to use the junction box as a transition in the joint part of the wire, wire tube and junction box connection, wire tube inside the wire box connected in the junction box, play the role of protecting wire and connecting wire, This is the PVC bottom box.