Shenzhen Tongye Technology Co.,Ltd. engages in the research and development, production, sale, and maintenance services of electrical products for rail transit locomotives and vehicles. The company offers power supply cabinets, train power supply cabinets, auxiliary inverters, air conditioner power supply systems, capacitor charging cabinets, energy management systems, and emergency inverters; logic controllers and brake logic controllers, metro LCUs, air conditioning controllers, and air conditioning panels; and fan motors. Its products are used in railway locomotives, urban rail transit vehicles, high-speed trains, and other rail transit locomotives, as well as in urban rail transit ground charging systems. The company was founded in 2000 and is based in Shenzhen, China.