Huanlian Technology Co., Ltd. is an investment holding company mainly engaged in the sales and distribution of telecommunications and data communications components. The company operates through four divisions. The telecommunications infrastructure division mainly sells integrated circuits, receivers, transmitters, lasers, amplifiers, diodes, switches, modulators, wavelength selector switches, optical transceivers and other components used in telecommunications infrastructure. The data center division mainly sells integrated circuits, lasers, avalanche photodiodes and other components used in data centers. The Internet of things and Network connection products Division mainly sells amplifiers, switches, front-end modules and other components used only in radio meters and intelligent home gateway stations. Commercial laser division mainly sells diodes, modulators, industrial lasers and other parts.