The first incarnation of Westinghouse Electric Corporation, an American manufacturing company, was founded on January 8, 1886 by George Westinghouse. It was originally named Westinghouse Electric Company, and was renamed Westinghouse Electric Corporation in 1945. The company acquired the CBS television network in 1995, and was renamed CBS Corporation before being acquired by Viacom in 1999.

National Steel Car Ltd. designs and manufactures freight cars. The company's Hamilton facility is the largest and most advanced rail car plant in North America. It was founded in 1912 and is located in Hamilton, Canada

Changshu Switch Manufacturing Co., Ltd. (formerly Changshu Switch Factory), established on 1981-03-03, Business scope includes research and development,Manufacture and sales of medium and high voltage distribution switches and control equipment,Low-voltage power distribution switch and control equipment,Special low-voltage electrical appliances,Electrical transmission automation control equipment,Power distribution boards for power control or distribution,plate,console,Control cabinet,power integrated circuit,relay,Relay protection and automation device,Power electronic devices and related accessories,New energy control system and equipment,Energy Meter,AC and DC Measuring Instruments,Computer system for power supply and distribution control,Distributed Control System,Fieldbus Control System,New energy and solar photovoltaic power generation equipment;Design of Solar Photovoltaic Power Plant,the construction,operate,Maintenance and Management Services;Technical consulting services for new energy and solar photovoltaic products;Mold Design and Manufacturing,computer software development;Sales of raw and auxiliary materials for the above products,parts and components;Own house rental;Engaged in the import and export of goods and technology,Except for the goods and technologies that the state restricts the company to operate or prohibits the import and export of.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Chongqing Construction Engineering Group is a general contractor for municipal public works, highway engineering construction, and professional construction general contracting for steel, electromechanical, and bridge constructions. Buildings, bridges, tunnels, roads, and other related projects are contracted out and built by it.

Tianjin Huatong Electromechanical Equipment Industry and Trade Co., Ltd., established on 2003-02-21, Business scope includes electromechanical equipment and accessories,Offshore engineering cable tray,Marine explosion-proof electrical engineering and complete power distribution cabinets,heating equipment,refrigeration equipment,Light pole processing,make,Sales,Install,Debugging service;Transformer box processing;electric motor,Electrical Equipment,Electronics Repair,processing,Sales;Installation and commissioning of mechanical and electrical engineering equipment,technology development,consult,transfer,Serve;auto parts,Electromechanical accessories,building materials,hardware,AC,Computer hardware and software,crafts,office equipment,mobile phone,Wholesale and retail of daily necessities;import and export trade;Labor service;Construction plumbing,Anti-corrosion and thermal insulation engineering construction;Metal surface treatment and heat treatment,Processing of deoiling and dehydrating device accessories(Elimination class,Except for prohibited backward production capacity).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Chongqing Jiangong No.3 Construction Co., Ltd. engages in the construction and interior renovation businesses. The company was founded on March 27, 1986 and is headquartered in Chongqing, China.

Jianyan Foundation Engineering Co., Ltd., established on 2002-04-12, Business scope includes engineering survey;Design of various foundations and foundation works,construction,contract;Foundation underpinning,Foundation pit support,Design of Precipitation Treatment,construction;Handling of Accidents in Foundation Engineering;Development of Foundation Engineering Design Software,application,Sales;Technical Development of Foundation Engineering,technology transfer,technical consulting,Technical Services;The development of testing instruments and meters for foundation engineering,production and sales;Geotechnical Engineering and Foundation Inspection,detection,test,test,prospecting.(Market entities independently choose business projects in accordance with the law,Carry out business activities;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.)

Hunan Chengyou Green Building Technology Co., Ltd, established on 2016-08-10, Business scope includes general items:Engineering and Technology Research and Experimental Development;Manufacture of concrete structural components;Sales of concrete structural components;Metal Structure Sales;Foreign contracted projects;Manufacturing of lightweight building materials;Sales of building materials;Manufacture of new building materials(Free of Hazardous Chemicals);Sales of lightweight building materials;Mold Sales;mold making;Information Consulting Service(Not including licensing information consulting services);Building Decoration,Manufacture of plumbing parts and other metal products for construction;Sales of building decoration materials;Metal doors and windows engineering construction;Furniture Installation and Repair Services;Insulation Material Sales;Cement Products Manufacturing;Engineering Management Services;Professional Design Services;Security technology prevention system design and construction services;Import and export;Door and window manufacturing and processing;Metal Products Sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Construction Engineering Construction;Construction engineering design;road freight transport(Does not contain dangerous goods)(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).

Shanghai Bili Structural Design Office Co., Ltd., established on 2016-05-26, Business scope includes professional structural design and technical consultation,Architecture Professional Construction Engineering Design and Technical Consulting,Special Design for Steel Structure Construction Engineering,Construction Engineering Inspection,Non-destructive testing construction engineering professional construction,Electric power construction engineering design and construction,Professional design and construction of anti-corrosion and thermal insulation construction engineering,Professional design and construction of high-rise structure construction engineering,Construction Project Management,General contracting and subcontracting of construction projects,Steel structure construction engineering professional construction,Professional construction of earthwork construction engineering,Environmental protection construction engineering professional construction,Architectural decoration decoration construction engineering professional construction,building materials,Computer hardware and software and accessories,Office Supplies,Sales of stationery,account Serive,Engaged in technology development in the field of computer science and technology,technology transfer,technical consulting,Technical Services. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

China Construction Technology Group Co., Ltd., established on 1987-12-16, The scope of business includes foreign dispatch and its strength,scale,Labor personnel required for overseas projects with suitable performance;Design of architectural and civil engineering projects,purchase,General contracting for the whole construction process;Fire Engineering,Environmental Engineering,Heating and air conditioning engineering,Air purification and biosafety engineering,Building electrical and intelligent engineering,Mechanical and Electrical Engineering,decorate,Design of renovation works,construction;Construction Project Supervision;Contract overseas housing construction projects and domestic international bidding projects;Contract the survey of the above-mentioned overseas projects,consult,Design and Supervise Projects;New Products for Architecture and Civil Engineering,Development of new technologies and machinery,production and sales;Development of Energy Dissipation and Shock Absorption Technology,technical consulting;Computer System Services;Technology Promotion;Technical Services;Urban landscaping planning and design,Engineering construction and maintenance management;Urban Landscaping Seedlings,flowers,bonsai,lawn production,maintenance and sales;Urban landscaping technical consultation,Serve;Import and export business;Sales of medical devices;Planning and Design Management;Land Consolidation Services;Engineering Management Services;Engineering cost consulting business;Construction Engineering Survey;Compilation of land and space planning.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Compilation of land and space planning,Construction engineering survey and projects subject to approval according to 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.)

Manufactures enclosures, cabinets, boxes and electronic packaging

Tianjin Electric Research Institute Co., Ltd., established on 2001-06-06, Business scope includes electric drive and automation,The focal point of low-voltage power distribution equipment and small and medium-sized hydropower equipment industry technology,Research,to develop,transfer,Consulting and Services(no intermediary);Electric Drive and Automation,Manufacture of low-voltage power distribution equipment and small and medium-sized hydropower equipment industry products,test,detection,certified(limited branch operation),Manufacture of high-voltage distribution equipment,wholesale,retail and packaging;Electric Drive and Automation,Design and installation of low-voltage power distribution devices and small and medium-sized hydropower industry systems and complete sets of equipment,Commissioning and labor;<Electric drive>editorial publishing of magazines;<Electric drive>Publish domestic and foreign advertisements in magazines;Own housing and equipment rental.Electric Drive and Automation,Import and export of low-voltage power distribution equipment and small and medium-sized hydropower equipment industry products;Petroleum equipment and spare parts,metal products,Wholesale and retail of plastic products;Goods and technology import and export business;computer system integration.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China First Metallurgical Group Co., Ltd., established on 1990-09-25, Business scope includes general contracting of construction projects,Construction general contracting and project management;Engineering Technology Research;to smelt,architecture,Municipal,Highway Engineering Design and Technical Services;Crafts related to engineering construction,Material,Technical development of equipment and products,Technical Services,technology transfer;Machinery and equipment leasing and maintenance,overhaul;Commercial concrete production,Sales;Engineering Materials,Manufacturing of components and engineering equipment,Sales;steel structure design,production and installation;Production of industrial equipment and non-standard equipment,processing,overhaul;Supply of complete sets of equipment,Install,repair;Pressure Vessel Manufacturing,Sales,Install;Installation, modification and maintenance of special equipment(Hoisting Machinery,pressure pipe,boiler)(The operating permit);Power facility installation(build,try);Various water systems,Comprehensive Garden Management,Landscaping,the bridge,Tunnel construction;Contract overseas projects and domestic international bidding projects;Equipment required for the above projects,Import and export of materials and spare parts;Foreign dispatch project,Laborers in production and service industries;Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval).(Involved in licensing projects,It should be operated after obtaining the permission of the relevant department)

Tianjin Tianchuan Electric Control and Distribution Co., Ltd., established on 2005-05-11, Business scope includes technical development of electric control and distribution,consult,Serve,transfer,manufacture,Sales;Design of electric control and distribution engineering,complete set,Install,debugging;Wholesale and retail of electric control power distribution products.(If the state has special franchise regulations, it shall be implemented in accordance with the regulations)

Guangzhou Luban Building Waterproof and Reinforcing Co., Ltd., established on 1991-07-18, Business scope includes foundation pit support services;building structure reinforcement;Building structure waterproofing;

Tianjin Jiandian Industrial Co., Ltd., established on 1999-01-04, Business scope includes switch control equipment manufacturing,Equipment,electronic product,Wholesale and retail of hardware products,Electrical equipment installation,Own house rental,High and low voltage power distribution equipment technical consulting services,Intellectual Property Services,property management.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

The Naeun Structural Engineering Co., Ltd. is a South Korean private company. The firm provides structural engineering services.

NEC Corp. engages in the provision of systems, components, services, and integrated solutions for computing and communications applications. It operates through the following segments: Public Business, Enterprise Business, Telecom Carrier Business, System Platform Business, and Others. The Public Business segment provides system integration (system architecture and consulting), support (maintenance), outsourcing and cloud services, and system equipment for public, medical and financial institutions. The Enterprise Business segment offers information technology solutions for manufacturing, retail, and services. The Telecom Carrier Business segment supplies equipment to telecom carriers for network implementation, along with network control platform systems and operating services. The System Platform Business deals with products from business such as from terminals to network and computer equipment, software products, and service platforms. The Others segment includes smart energy solutions, mobile phones, and lighting equipment businesses. The company was founded by Kunihiko Iwadare on July 17, 1899 and is headquartered in Tokyo, Japan.

Tecnotest Srl engages in the design, manufacture, and distribution of hand-held scan tools and hand-held electronic equipment. The company was founded in 1982 and is headquartered in Serravalle Scrivia, Italy.

China Construction First Building (Group) Corp. Ltd. is a company headquartered in Beijing, China and ultimately controlled by the Government of China, that provides general construction services.