PRIMUS IT has been dedicated to developing, manufacturing and marketing for fiber optical communication fields.PRIMUS IT has the RD, production, and processing capabilities of complete products from TO-CAN, OSA to fiber optical transceivers, covering the active modules for transmission and data communications at different rates and in different packages, which are mainly applied and widely used in SONET, Ethernet, FTTx, LTE and IDC optical fiber transmission/access system.