Knorr-Bremse Systeme f��r Schienenfahrzeuge GmbH manufactures rail vehicle systems for mass transit vehicles and mainline trains. Its products include braking systems, door and air conditioning systems, derailment detection, bogie diagnosis and sanding systems, windscreen wipers, control components, and auxiliary converter. The company is headquartered in Munich, Germany.

Knorr-Bremse GmbH manufactures braking systems and sub-systems for rail and commercial vehicles. It offers magnetic track and eddy current breaks, flange devices, windscreen wiper and washing systems, sanding systems, and brake test units. The company was founded by Georg Knorr in 1905 and is headquartered in Mödling, Austria.

Siemens AG is a technology company, which engages in the areas of automation and digitalization in the process and manufacturing industries, infrastructure for buildings and energy systems, mobility solutions for rail transport, and medical technology and digital healthcare services. It operates through the following segments: Digital Industries, Smart Infrastructure, Mobility, Siemens Healthineers, and Siemens Financial Services. The Digital Industries segment offers a product portfolio and system solutions for automation used in discrete and process industries. The Smart Infrastructure segment includes products, systems, solutions, services and software to support a transition from fossil to renewable energy sources. The Mobility segment combines all Siemens businesses in the area of passenger and freight transportation. The Siemens Healthineers segment develops, manufactures, and sells diagnostic and therapeutic products, and services to healthcare providers. The Siemens Financial Services segment focuses on financing solutions for Siemens’ customers as well as other companies in the form of debt and equity investments. The company was founded by Johann Georg Halske and Werner von Siemens on October 12, 1847 and is headquartered in Munich, Germany.

Thyssen Industrie AG operates as a holding company with interest in capital goods, manufactured products, trading & services. The company is headquartered in Essen, Germany.

Bergische Stahl-Industrie Vermoegensverwaltung GmbH & Co. KG provides real estate management services. The company is headquartered in Remscheid, Germany.

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.

Chengdu Xinzhu Road & Bridge Machinery Co., Ltd. engages in the provision of bridge functional components and Rail transit business. It also provides development, construction and operation of photovoltaic power plant services. The company was founded on March 28, 2001 and is headquartered in Chengdu, China.

Huawu Rail Transit Equipment (Shanghai) Co., Ltd., established on 2011-01-14, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,Special equipment and accessories for rail transit,Production of vehicle braking system equipment,Sales(Except special equipment),Equipment,Power Electronic Components,Sales of Electronics.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Import and export;Technology Import and Export.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

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

Bombardier Transportation GmbH develops, designs, and constructs rail transportation systems. The company broadest portfolio in the rail industry and delivers products and services. The company was founded in 1974 and is headquartered in Berlin, Germany.

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.

SAB Industries Ltd. engages in the construction business. Its project areas includes civil infrastructure and construction engineering, development of hi-tech industrial structures, mass housing complexes and townships, aviation structures, institutional and public utility facilities, hospitality and recreation, and health care structures. It operates through the following business segments: Construction, Real Estate, Investments, Agriculture, Infotech, and Trading. The company was founded in 1978 and is headquartered in Chandigarh, India.

Manufactures value added equipment for locomotives, railway freight cars, and passenger transit vehicles

Deutsche Bahn AG engages in the provision of mobility, logistics, and passenger transport services. It operates through the following segments: DB Long-Distance, DB Regional, DB Arriva, DB Cargo, DB Schenker, DB Netze bStations, and DB Netza Energy. The company was founded in 1994 and is headquartered in Berlin, Germany.

FEW Blankenburg GmbH, a subsidiary of Villmann Holding GmbH & Co. KG, is a German company located in Blankenburg. The firm manufactures signalling and marshalling equipment for railways, railroad cars, railway infrastructure and provides maintenance services for railway tracks. It was founded in 1873. FEW Blankenburg GmbH was acquired by Villmann Holding GmbH & Co. KG on June 28, 2010.

DUEWAG AG, part of Siemens AG, is a company headquartered in Krefeld, Germany. The firm engages in manufacturing of passenger train car bodies. It was founded in 1898.

Part of Mercedes-Benz Group AG, Daimler AG & Co. Anlagenverwaltung oHG is a company headquartered in Schoenefeld, Germany, that engages in buying and selling residential properties. Uwe Granel is currently the CEO of the firm.