Tianjin Keyvia Electric Co., Ltd. researches, develops, produces, and sells traction power supply systems for electrified railways and urban rail transit in China. Its offerings include power supply dispatching, substation and distribution automation, telecontrol terminal control, wide area protection measurement and control, intelligent auxiliary monitoring, railway tunnel monitoring, electrical detection vehicles, and simulation training systems for electrified railway power supply automation. The company also supplies integrated monitoring and automation systems, rigid suspension catenary systems, DC switch cabinets, environment and equipment monitoring, energy management, intelligent security monitoring, power supply protection measurement and control, visual grounding, LTE and dedicated wireless systems, vehicles and electrical parts, and power supply overhaul equipment for urban rail transit. In addition, it provides urban management information platforms, integrated energy management systems, intelligent building systems, and consulting, design, installation, commissioning, and services for traction power supply systems. Incorporated in 2000, the company is based in Tianjin, China.