What's kind of material you used for the fiber optic patch cords / pigtails / PLC splitters?
T&J does only use high quality materials for the fiber optic patch cords / pigtails / PLC splitters.
For example, the fiber we used for the cable are the brand of Corning, YOFC and AOF only, and our cables are made by one of the biggest and best cable manufactories in China.