Shenzhen Tongye Technology Co.,Ltd. engages in the design, research and development, manufacture, sale, after-sales, and maintenance services for electrical equipment products for rail transit locomotives and rolling stock in China. The company offers power products, such as power supply cabinets, chargers, emergency ventilation and auxiliary inverters, train and auxiliary power supply cabinets, on-board bidirectional and supercapacitor charging devices, air conditioning power supplies, hybrid energy storage systems, and emergency power supply systems, as well as hydrogen energy bidirectional DC-DC power supplies, step-down regulated power supplies. It also provides intelligent control products, including logic control units, suspension and air conditioning controllers, intelligent air conditioning control panels, intelligent solid-state contactors, intelligent electrical control systems, low-voltage electrical appliance monitoring systems, battery management systems, network cards, thermal management system, and electronic controllers. In addition, the company offers motor and fan products comprising asynchronous motors, permanent magnet synchronous motors, and ordinary and EC fans. Further, it provides accessories for power supplies, intelligent controls, motors, fans, and other products, as well as regular maintenance and fault repair services for rail transit vehicle customers. Its products are used in railway locomotives, urban rail transit vehicles, high-speed trains, and other rail transit locomotives and vehicles, as well as in urban rail transit ground charging systems. Shenzhen Tongye Technology Co.,Ltd. was founded in 2000 and is based in Shenzhen, China.