CR200J Power concentrated EMU is an EMU train led by China Railway Corporation and China Railway Corporation, and China Railway Tangshan Locomotive & Rolling Stock Co., Ltd. A series of products belonging to the "Fuxing " EMU, The purpose of R & D and innovation is to improve the service quality of existing railway transportation and to meet people's higher and higher travel requirements. The original technical name of CR200J concentrated EMU is: 160km/h concentrated EMU. CR200J power centralized EMU is specially designed and developed for the transformation of passenger trains on the existing railway line, and promotes the rapid transit of the common rail line. More than half of the domestic railway passenger transport tasks are undertaken by the existing normal speed railway passenger cars. The development of CR200J EMU is in line with the national conditions and passenger travel needs.
According to the needs of transportation and operation development of China Railway Corporation, CR200J train is based on the eight axes of HXD1G and HXD3G, which is to improve the service quality of existing railway lines, make full use of the transport resources and the maintenance resources of aircraft and passenger cars on existing railway lines. Rapid passenger electric locomotive and the existing 25T passenger car technology platform, For existing lines or new lines of passenger and freight railway to promote the use of EMU passenger trains, to speed up the upgrading of the rapid transit of the ordinary-speed railway.