CRRC undertakes design, manufacture, testing, commissioning and maintenance of locomotives and rolling stock, including: electric locomotives, diesel-electric and diesel-hydraulic locomotives from 280 kw to 10,000 kw for mainline and shunting duties; high-speed trains of speed over 350 km/h; DMUs and EMUs for urban, suburban and regional transport; trams and light rail vehicles; metro cars and passenger coaches; as well as full line of freight wagons, such as covered wagons; open-top wagons for coal, ore, steel and timber; hopper wagons for grain, ore, fertilizer; flat wagons; double-deck container flat wagons; tank wagons for all types of liquid and chemicals; tipper wagons, schnabel and depressed center wagons, as well as track machinery.