Comtrend Corp. engages in the research, manufacturing, marketing, and maintaining of cable and wireless transmission equipment, multiplexers, digital subscriber lines and loop carrier systems, synchronous optical network equipment, and synchronous cable accessories. Its products include ethernet gateways, digital subscriber line gateways, expansion, auto configuration server, surveillance, switches, power over ethernet, wireless, routers, and adapters. The company was founded on April 7, 1990 and is headquartered in New Taipei, Taiwan.