The fiber terminal box is the end of a cable, one is the cable, the other is the pigtail, the equivalent of a fiber optic cable is split into a single optical fiber equipment, installed on the wall of the user cable terminal box, its function is to provide Fiber and fiber welding, fiber and pigtail welding and optical connector transfer. And to provide mechanical protection and environmental protection for optical fibers and their components, and to allow proper inspection to maintain the highest standards of fiber management.