Part of CRRC Corp. Ltd., CRRC Zhuzhou Electric Locomotive Co. Ltd. is a Chinese company located in Zhuzhou that designs and manufactures electric locomotives.

Part of CRRC Corp. Ltd., Changchun Railway Vehicles Co., Ltd. is a company headquartered in Changchun, China, that manufactures and supplies railing and urban transit vehicles.

CRRC Dalian Rolling Stock Co., Ltd., established on 1981-01-01, Business scope includes rolling stock,Research and development of urban rail vehicles and accessories,design,manufacture,repair,Sales and related technical consulting services,Diesel engine manufacturing,Sales,Lifting equipment installation,repair,casting,forging,heat treatment,Mechanical riveting processing,gas manufacturing,The enterprise"Three to one make up"And self-support import and export business(Within the limited product);Contract overseas railway and related industry projects and domestic international bidding projects and related businesses;Steel structure engineering construction,Install(Operate with qualification certificate);General cargo,Dangerous Goods Transport(2kind),Dangerous Goods Transport(3kind),General cargo(General Cargo Handling);car repair.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Nanjing Kangni Mechanical & Electrical Co., Ltd. engages in the research and development, production and sales of rail transit products, new energy automobile parts and precision manufacturing equipment. Its products include rail vehicle door system, platform security gate system, rail vehicle interior products, rail vehicle power and communication connectors, and door system accessories. The company was founded by Ying Qi Chen, Wen Ming Gao, and Yuan Gui Jin on October 27, 2000 and is headquartered in Nanjing, China.

CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd. engages in the research, production, and sale of railway system parts and technologies. Its products include electrical products, anti-vibration products, couplers and draft gears, braking products, engineering equipment, and energy saving products. The company was founded on June 1, 1959 and is headquartered in Qingdao, China.

CRRC Qingdao Sifang Co., Ltd. engages in the manufacturing of high-speed trains, urban rail transit vehicles; and the export of rail transit equipment. Its products include high-speed electric multiple units (EMUs), inter-city EMUs, subway vehicles, modern trams, monorail vehicles, high-end railway passenger cars, and internal combustion EMUs. The company was founded in 1900 and is headquartered in Qingdao, China.

CRRC Nanjing Puzhen Vehicle Co., Ltd., established on 2007-06-27, Business scope includes railway passenger cars,Research and development of rail transit vehicles such as EMUs and their components,manufacture,repair;railroad car,Import and export business of EMUs and other rail transit vehicles and their parts;General Contracting for Rail Transit Construction Projects;Related computer information system integration business;related computer software,Hardware development and sales;Related technical consultation and services;houses,Equipment Leasing.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Korea Railroad Research Institute is a South Korean private company. The firm operates as railway research body.

Zhuzhou CRRC Times Electric Co., Ltd. engages in the sale and manufacture of train-borne electrical systems and electrical components. It provides propulsion and control systems for trains and electric vehicles, signaling systems, power supply solutions, platform screen doors, rail maintenance vehicles, marine engineering equipment, and component products for various applications. The company was founded on September 26, 2005 and is headquartered in Zhuzhou, China.

CRRC Tangshan Rolling Stock Co., Ltd., established on 2007-07-10, Business scope includes manufacturing of railway transportation equipment(The operating permit)railway vehicle,EMU,DMU,Maglev train,special vehicle,test car,Sales of urban rail vehicles and accessories,Leasing and technical consulting services(Except for projects involving administrative licensing);Metal Products Processing;Steel structure welding(Except for projects involving administrative licensing);Wood processing;Realtor;Goods and technology import and export business(Except for items restricted or prohibited by the state),customs clearance;Manufacture of Class I and II pressure vessels,General cargo;Railway rolling stock maintenance;oxygen[compressed or liquefied],argon[compressed or liquefied],carbon dioxide[compressed or liquefied],nitrogen[compressed or liquefied]retail(Hazardous chemicals business license is valid until2020year9moon26day)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Traffic Control Technology Co., Ltd. engages in the development of urban rail transit signal systems. It specializes in development of equipment, system integration, general contracting of signal systems. Its solutions include urban rail transit signal system, urban rail transit simulation training system, heavy-duty mobile occlusion control system, automated depot, and fully automatic operation system. Its products include automatic train protection system, automatic train driving system, data communication system, vehicle human interface system, maintenance support system, train driving simulation training system, scheduling simulation training system, computer interlocking system, and big data-based operational dimension. The company was founded on December 4, 2009 and is headquartered in Beijing, China.

Guangzhou Metro Group Co., Ltd. engages in the construction, operation, and management of urban rail transit system. It focuses on engineering construction, operation management, development, and operation of subsidiary resources of Guangzhou urban rail transit system. Its business includes property development and operation, subway affiliate resources, professional external service, rail transit equipment manufacturing, and subway business. The company was founded on November 21, 1992 and is headquartered in Guangzhou, China.

China Railway Siyuan Survey & Design Group Co., Ltd. is a company headquartered in China ultimately controlled by the Government of China. The firm provides engineering survey and design services.

Guangzhou Metro Design & Research Institute engages in the design and consulting of urban rail transit. Its surveying services include geotechnical engineering surveys, engineering inspections, and engineering monitoring, among others. They offer urban and rural planning, line network planning and construction planning, engineering project proposals, pre-feasibility study reports, feasibility study report preparation, and other services.

CRRC Dalian Electric Traction R&D Center Co., Ltd., established on 2013-10-16, The scope of business includes technical research and product development in the field of electric traction and control,manufacture,Sales,application,Serve;Power device for rail transit equipment,Electronic and electrical products,power converter,electric drive system,Network Control System Experiment,Testing and Evaluation;Foreign technical consultation and transfer;Domestic general trade and goods,Technology Import and Export(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Qingdao Sri Technology Co. Ltd. is a Chinese private company located in Qingdao that manufactures and sells noise products, bridge bearings, and automotive vibration reduction products. It was founded in 2007. Yong Ming Tang is currently the CEO of the firm.

China Railway Research Institute Group Co., Ltd., established on 2002-01-24, Business scope includes rail transport,Related technology and equipment of urban rail transit,System Integration Research,to develop,Production,Sales;contractor,Survey and design,construction,supervision;Material and process,Development of environmental protection technology and its equipment,application;development of computer technology,application;technology development,technology transfer,Technical Services,technical consulting,Technical testing;Environmental Impact Assessment;Import and export business;Technology and product exhibition;advertising business;property management;car park service;lease commercial premises;road freight transport;Risk Assessment of Geological Hazard Prevention and Control.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Road freight transport and items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Beijing Urban Construction Design & Development Group Co. Ltd. engages in professional services related to urban construction. Its services include the planning, promotion, financing, design and contracting for urban rail transit, comprehensive transportation hubs, underground space development, industrial and civil construction, municipal building, bridges and roads. The company was founded on 1 August 1990 and is headquartered in Beijing, China.

Shanghai Civil Engineering Co., Ltd. of CREC is a private company headquartered in Shanghai, China, that provides civil engineering construction services.