Shenzhen Ka-shing is joint industry of professional China Fiber Optic Patch Cords Manufacturers and Fiber to the home (FTTH) factory, ferrules, splitters, optical fiber jumper production. We are the basic manufacturer of communication accessories in the field of optical communication. It includes optical fiber connectors, Wholesale Fiber Optic Patch Coreds, wavelength division multiplexers, optical attenuators and optical isolator, etc., which are the joints of Fiber Optic Patch Cords for sale. Optical connectors are the widely used and the numerous devices in optical passive devices, followed by couplers and wavelength division multiplexers, and other devices are used less. With the development of optical communication technologies, the demand for dense optical wavelength division multiplexers and large port number matrix optical switches will gradually.