conductive watertight composite cover, underground containments systems, pipe/cable entry seals kits...

armored optical Fiber cables ,military optical fiber cable,Waterproof optical fiber connector,Waterproof photoelectric composite connector...

ZTT is a leading and global cable manufacturer in cable system in telecom. industry and transmission lime industry.ZTT, from 1992. Up to now we have 19 subsidiaries, 5 production bases and more than 4...