cnnprtech.com is in Shenzhen of China and specializes in fiber optic cable assemblies and fiber optic network devices manufacturing such as fiber optic cable, fiber optic patch cord, fiber optic pigtail, fiber optic patch panel, fiber optic connector, fiber optic adapter, fiber optic attenuator, fiber optic splitter, fiber optic coupler, fiber optic media converter and other related fiber optic products.