OPNET Technologies Co., Ltd. designs, manufactures, and markets telecommunication network access and optical transport equipment in Taiwan, Malaysia, Thailand, Pakistan, India, and internationally. The company operates through two segments, Access Network and Broadband Equipment, and Transmission Equipment. It offers access network products that include DLC/E1-MUX/IP-MUX, MSAN/SVG, Mini-DSLAM, VoIP gateway, and power meter; GPON; and transmission network products comprise CWDM/DWDM/ROADM, carrier grade switching platform, fiber optical multiplexers, TDMo PSN, Ethernet over PDH, and G.SHDSL.bis bridges/routers. The company also offers optic sensor solutions; distribution network products that consist of telecom cables, ODF/FDC, FOSC, FDP/FDB, and box panels, as well as accessories; and submarine cable systems. In addition, it provides access network, E1/IP-mux access, optical distribution network, and mobile fronthaul solutions. The company serves incumbent fixed-network operators, mobile operators, cable TV operators, utility companies, enterprises, and military entities. OPNET Technologies Co., Ltd. was founded in 1991 and is headquartered in Hsinchu City, Taiwan.