We are a manufacturer of fiber optic communication equipment in Shanghai China. is a professional hi-tech optoelectronics company engaged in R&D, manufacture, and distribution. The headquarter of HJ Network including the R&D center, technical center, prototype dept and sales is. Optical fiber active connectors: Optical patch cords, optical fiber connectors, optical fiber patch cords, Optical splitter: Optical fiber coupler, optical splitter, fused coupler, fused taper, planar waveguide optical splitter, plc splitter, coupler, blade type, box type, rack type, lgx, Fiber. Founded in 2000, Shanghai Huijue Network Communication Equipment CO. Chat with supplier now for more details. The company owns two well-known sub-brands: Huijue and LZY Energy. With ISO9001 certification and a dedicated engineering team, Fiberlink positions itself as.