Beijing Jiuzhou Qiancheng Technology Co., Ltd. is a Chinese company that specializes in optical communication products, fiber optic cables, transceiver modules, connectors, cables, power cables, data communication equipment, multimedia equipment, computers, power electronics, embedded software, sensors, power distribution systems, machine room cabinets, building automation systems, power and environmental monitoring systems, sheet metal products, hardware, antennas, RF modules, subsystems for mobile base stations, communication devices, wireless network coverage products, and the R&D and sale of computer software. The company also provides on-site installation, maintenance, and technical consultation services for communication pipelines, cable laying, wiring, computer networks, and security systems.