What subsidiaries does Inner Mongolia northern heavy industries Group Co., Ltd. have? Thank you.

Special Steel Branch, Special Casting Branch, Baotou North Engineering Machinery Manufacturing Co., Ltd., Baotou North Professional Machinery Co., Ltd., Baotou North Special Purpose Vehicle Co., Ltd., Baotou North Electromechanical Tool Manufacturing Co., Ltd., Baotou North Steel Rolling Manufacturing Co., Ltd., Baotou Yonghua Instrument, Baotou High and Low Voltage Cabinet, Beizhong Andong Machinery Manufacturing Co., Ltd., Ruineng North Wind Power Equipment Co., Ltd., Inner Mongolia North Baliba Engineering Special Vehicle Co., Ltd., Material Supply and Marketing Company, Storage and Transportation Company, Electric Energy Branch.