... fiber distribution box 1. These are 3 types of distribution boxes: 10 pair, 20 pair, 30 pair 2. PC 3.Good quality fiber ... and telecommunications equipment and accessories in China,always abides by the business strategy of "high-quality products &customer first" to ... Units Produced(Previous Year) Distribution box, Fiber cabinet, Module, Optical distribution frame, Fiber closure 260,000 sets per year ...