CRRC Corporation Limited, formerly CSR Corporation Limited, is principally engaged in the research, development, manufacture, and distribution of railway transportation equipment. The company's main businesses consist of the research, design, manufacture, repair, sale, and leasing of railway locomotives, passenger carriages, freight wagons, electric multiple units (EMUs), rapid transit vehicles, and related key components. The company also involves in businesses related to railway transportation equipment technology, as well as the manufacture of wind power equipment, engineering machinery, composite materials, automobile equipment and electrical components. The company operates its businesses in domestic and overseas markets.