Indoor fiber optic cable in the past know that people mention indoor cables, generally considered to be indoor soft optical cable, especially with single or dual-core jumper cable, single structure, less material type, the amount of small market, then gradually understand the wiring Some cable, known as multi-core cable, such as cables and wiring cable branch (or bundle cable). In recent years there are some changes that butterfly drop cable, there is still a lot of people think that the introduction of fiber optic indoor cable is a butterfly, or call covered wire cable. Now the indoor cable concept has greatly expanded, involving the introduction of indoor, special indoor environment. Types of fiber optic cable has been extended to hundreds of materials related to the more widely, significantly widening the use of fiber optic cable, equipment, structure, technology has also evolved a dazzling confused situation. It is generally a feeling that indoor fiber optic cable is very wide, very complicated. The next few years, will continue to indoor cable emergence of new varieties, standards and materials and technology will be mature and perfect. People no longer strange indoor fiber optic cable, which will expand applications, a variety of indoor cables tend to improve and it has been accepted, the concept of indoor fiber optic cable will become great.