... patchcord,pigtail,connector,attenuator 2,splitter,sfp,converter 3,odf,patch panel 4,splice closure ... in R&D, manufacture and sales of fiber optical communications equipments. YHT was establish in ... than 100 workers, the production capacity of fiber optic connectors is about 600,000pcs per month ... , Fiber optic patch cord,2, Connector,3, Adapter,4, Optical coupler,5, Attenuator,6, Optic media converter,7 ...