NIPPON STEEL CORP. engages in the manufacture and trade of steel products. It operates through the following segments: Steelmaking and Steel Fabrication; Engineering and Construction; Chemicals; New Materials; and System Solutions. The Steelmaking and Steel Fabrication segment produces and distributes steel sheets, plates, bars and wire rods, pipes and tubes, and machinery parts. The Engineering and Construction segment develops steel plants, heat management facilities, and industrial machinery and equipment. The Chemicals segment deals with chemical products, carbon materials, and epoxy resin products. The New Materials segment manufactures and trades semiconductors, stainless steel foils, silicon carbide wafers, carbon fibers, and metal substrates for catalytic converters. The System Solutions segment includes information technology infrastructure services. The company was founded in 1886 and is headquartered in Tokyo, Japan.

POSCO Holdings Inc. engages in the production of steel products. It operates through the following divisions: Steel, Engineering & Construction and Trading. The Steel division produces cold rolled, hot rolled and stainless steel products, plates, wire rods and silicon steel sheets. The Engineering & Construction division engages in the planning, designing and construction of industrial plants, civil engineering projects, commercial and residential buildings. The Trading division exports and imports steel products and raw materials. The company was founded by Tae-Joon Park on April 1, 1968 and is headquartered in Seoul, South Korea.

UT-Battelle is a not-for-profit company responsible for managing and operating the National Laboratory for the U.S. Department of Energy. UT and Battelle are both dedicated to helping the US Department of Energy by strengthening ORNL's leadership in scientific research, laboratory operations, and community service.

Lincoln Global, Inc., part of Lincoln Electric Holdings, Inc., is an American company specializing in electric and gas welding and soldering equipment.

Part of Vallourec SA, Vallourec Tubes France SAS is a French company located in Boulogne-Billancourt. The firm manufactures steel tubes, pipes, hollow profiles and fittings. Hubert Paris and Didier Hornet are the current co-CEOs of the firm.

Vallourec Deutschland GmbH, a subsidiary of Vallourec SA, is a German company located in Dusseldorf that manufactures seamless steel tubes and pipes for oil and gas industries. The firm was founded in 1885 by Reinhard Mannesmann and Max Mannesmann. Ulrich Menne is currently the CEO of the company.\nThe company says this about itself: In Germany, Vallourec has four production sites in North Rhine-Westphalia: three in D��sseldorf and one in M��lheim ander Ruhr. Germany is also an important technology location for Vallourec, home to three of its Research & Development Centers. The Vallourec Research Center Germany in D��sseldorf focuses on new steel grades for tomorrow's boiler tubes, piping systems and pipelines, while the neighboring Vallourec Research Center Technology is working on production processes of the future. The new materials and processes developed there are then tried out under industrial conditions at the Vallourec Competence Center Riesa.

Proterial Ltd. engages in the manufacture and sale of products for automobile, electronics, and infrastructure industry sectors. It operates through the following divisions: Specialty Steel, Magnetic Materials, Functional Components, and Cable Materials. The Specialty Steel division includes high-grade special steel, rolls, steel and ceramic structural parts, injection molding machine parts, and soft magnetic materials. The Magnetic Materials division comprises of magnets and ceramic products. The Functional Components division consists of high-grade casting components for automobiles, piping and infrastructure components, and construction components. The Cable Materials division offers electric wires and functional items such as industrial wire, equipment wire, industrial rubber, cable processed products, automotive electrical components, and brake hose. The company was founded on April 10, 1956 and is headquartered in Tokyo, Japan.

Nippon Electric Glass Co., Ltd. engages in the manufacture and sale of specialty glass products and glassmaking machinery. It offers glass for flat panel displays, optical devices, electronic devices, solar cells, building materials, lighting, pharmaceutical, and medical applications; glass fiber; heat-resistant glasses; and thin film coatings. The company was founded on October 31, 1944 and is headquartered in Otsu, Japan.

China Special Equipment Inspection & Research Institute is a Chinese private company located in Beijing that engages in research and Inspection special equipment.

Hefei General Machinery Research Institute Special Equipment Inspection Station Co., Ltd., established on 1994-02-07, Business scope includes boiler,pressure vessel(gas cylinder),Inspection of special equipment and mechanical equipment for pressure pipelines,detection,Research on Failure Analysis and Safety Assessment and Related Technologies,to develop,Consulting and Services;petrochemical,gas,metallurgy,Research on related technologies of engineering risk assessment and control of electric power industrial installations,to develop,Consulting and Services;Special Equipment Inspection,detection,Test Instruments,Instrumentation and equipment research,to develop,Prototype,Sales and Repair.(The above business scope except special license)

Hefei General Machinery Research Institute Co. Ltd. is a private company headquartered in Shusha, China, focused on oil and gas field machinery and equipment.

Sumitomo Metal Industries, Ltd. engages in the steel business. It operates through the Steel and Other segments. The Steel segment includes pipes and tubes, sheets and plates, construction materials, railway parts, castings and forgings, bars, and titanium products. The Other segment comprises of real estate leasing and electronic components businesses. The company was founded in April 1897 and is headquartered in Osaka, Japan

Mitsubishi Hitachi Power Systems Ltd. designs, manufactures, and sells turbines, boilers, motors, generators, control systems, and equipment. Its products include fossil fuel power plant, geothermal power plant, and control systems. The company was founded in February 2014 and is headquartered in Yokohama, Japan.

National Institute for Materials Science (物質・材料研究機構 Busshitsu-zairyō kenkyū kikō) is an Independent Administrative Institution and one of the largest scientific research centers in Japan.

China United Heavy Gas Turbine Technology Co., Ltd., established on 2014-09-22, Business scope includes general items:Gas turbine related technology development,technology transfer,technical consulting,Technical Services;Gas Turbine Design,research and development;Test Verification Assessment;Gas Turbine Test Plant Management,to run,maintain;Import and export;Technology Import and Export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Hebei Lien New Material Technology Co., Ltd., established on 2021-08-25, Business scope includes new material technology promotion services;Research and development of non-ferrous metal alloys,Manufacturing and sales;Manufacturing of electronic components and electronic special materials;Energy-saving technology promotion service;Environmental protection technology promotion service;New energy technology promotion service;Manage the export business of the company's self-produced products and technologies,Mechanical equipment required by the enterprise,spare parts,Import business of raw and auxiliary materials and technologies,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)

Xi'an Thermal Engineering Research Institute Co., Ltd., established on 2001-12-06, Business scope includes thermal power engineering installations,Industrial Process Automatic Control System,Chemical and Materials Engineering,Thermal metrology test,Environmental protection and energy saving and water saving,Technology research and development in the field of new energy power generation,technology transfer,Technical Consulting and Services;Technical Training(System internal staff only);thermal power design;Project contracting and complete equipment;Products in the above related technical fields,Development of equipment and devices,promotion and production,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Baoshan Iron & Steel Co., Ltd. is principally engaged in the manufacture and trading of iron and steel products and byproducts. The Company operates the business through three business divisions, including steel manufacturing division, which manufactures carbon steel, stainless steel, special steel and other steel products; steel sale division, which involves in the trading and sale of steel products, and other divisions, which covers finance, chemical, information and other units.

China Aviation Development Commercial Aviation Engine Co., Ltd., established on 2009-01-17, The scope of business includes the design of commercial aircraft power plants and related products,develop,Production,final assembly,test,Sales,repair,Serve,Technology development and technology consulting business,Engaged in the import and export of goods and technology. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]