Founded in 2000, HYC System Optoelectronics Tech-nology Co., Ltd is a professional Hi-tech optoelectronics company engaged in R&D, manufacture,our main products of the company include optical cable, optical fiber patch cords, optical coupler, wavelength division multiplexer, optical attenuator, Ethernet optical converter, monitoring optical transmitter and receiver, optical fiber heat sealer, protocol converter, and optical modem, etc ...