The CR450BF Fuxing (Chinese: 复兴号; pinyin: Fùxīng Hào) is a Chinese electric high-speed train manufactured by CRRC Changchun Railway Vehicles. As part of the China Standardized EMU, the CR450BF is designed to operate at speed of 400 km/h (249 mph) and a maximum test speed of 450 km/h (280 mph).