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.

Zhongye Changtian International Engineering Co., Ltd. (doing business as CIE) is a company headquartered in Changsha, China and ultimately controlled by the Government of China. The firm provides engineering services.\nThe company says this about itself: Cie is a venture studio that serves as an innovation lab for visionary corporate partners and an accelerator for bold entrepreneurs who want to transform disruptive ideas into new technology ventures. Cie blends Silicon Valley DNA with the business maturity of serial entrepreneurs, seasoned venture capitalists, and Fortune 500 executives. Combined with the team’s strategic and operational expertise in technology, product development, brand building, and customer acquisition, Cie consistently drives positive outcomes across a wide range of business challenges.

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.

Songshan is a manufacturer of steel products such as rods and industrial wire rods, general rod and wire products, sheet products, building materials, and plates. They provide carbon steel wire rods, hot rolled wire rods for prestressing concrete steel bars, weathering steel plates, and plates for boilers and pressure vessels. They serve automobiles, machinery manufacturing, energy transportation, aerospace, nuclear power, and other industries.

Revent is a rack oven manufacturer that sells rack ovens and deck ovens. Their product launches, such as the rotosole system and the vacuum cooler, are technological milestones that improve any baking business' total cost of ownership by reducing energy, staff, waste, and handling.

MCC Capital Engineering & Research, Inc. engages in the research and development of drawings and designs. The company is headquartered in Beijing, China

JFE Steel Corp. engages in the manufacture and sale of steel products. Its products include steel plates for ships and bridges, steel sheet for automobiles, home electrical appliances, and wall and roof construction, special steel, structural steel, stainless steel, steel rods for construction, and steel-pipe. The company was founded on April 1, 2003and is headquartered in Tokyo, Japan

Ubert Gastrotechnik GmbH is a private company headquartered in Raesfeld, Germany, that manufactures and supplies fast food equipment. It was founded in 1965 by Harald Ubert and Margitta Ubert. Margitta Ubert has been the CEO since that date.

Kawasaki Steel Corporation (Kawasaki Seitetsu) was a Japanese steel manufacturing company.

Headquartered in Luxembourg since its creation in 1870, Paul Wurth has developed in the course of its history into an international engineering company. Combining wide experience with the capacity to continuously innovate, the Paul Wurth Group is today a leading player in the design and supply of the full-range of technological solutions for the primary stage of integrated steelmaking.

Wuhu New Farm Machinery Co., Ltd., established on 2007-01-08, The business scope includes agricultural machinery,Hot stove,Equipment,Electric heating equipment,Fitness Equipment,Manufacture and sales of cable auxiliary materials.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhengzhou Yuxing Hot Air Stove Technology Co., Ltd., established on 2014-11-24, Business scope includes kiln engineering design,Building construction and related technical services,Production and sales of refractory materials,Sales of building materials,Goods and technology import and export business.

Tongling Meitian New Energy Technology Co., Ltd., established on 2019-04-26, Business scope includes biomass energy engineering technology research;Agricultural and sideline products drying equipment,Biomass fired boiler,biomass burner,heating equipment,fireplace,Air source heat pump drying equipment,Research and development of air source heat pump hot water equipment,Production,Install,Sales;Agricultural Machinery Parts,Production and sales of auto machinery parts;Hardware and electrical sales;Building Heating System Design,Install;Biomass compact briquette fuel production,Sales;compound fertilizer,Production and sales of organic fertilizers and microbial fertilizers;Self-operated and agent import and export business of various goods or technologies.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Tianjin Zhengxin Thermal Energy Equipment Manufacturing Co., Ltd., established on 2011-08-02, The business scope includes thermal energy equipment,pipe manufacturing,Install;Industrial furnace baking and blast furnace maintenance;kiln construction;Insulation project;Mechanical equipment and accessories processing,manufacture,Sales,Install;Pressure Vessel Manufacturing,Install(Operate after obtaining the license from the special equipment safety supervision department);General cargo;Development of oven technology,transfer,consult,Serve;metal products,Signage manufacturing and sales;Valve Manufacturing,repair,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Maanshan Iron & Steel Co., Ltd. engages in the manufacture and sale of iron and steel products. It operates through the Production and Sale of Iron and Steel Products and Related By-Products; and Financial Service segments. The Production and Sale of Iron and Steel Products and Related By-Products segment involves the firm and its subsidiaries except Masteel Financial. The Financial Service segment consists of Masteel Financial. Its products include the steel plates, steel section, wire rods, and train wheels. The company was founded on September 1, 1993 and is headquartered in Ma'anshan, China.

Lohia Group is a manufacturer of machines for flexible plastic packaging solutions.Way back in mid '70s, they diversified from their traditional business to venture into plastics industry and engineering and thus started a long tradition of excellence in manufacturing.

Beijing Shougang Intl Engineering Technology Co. Ltd. operates international engineering company. It provides technical services ranging from planning consultation, engineering design, equipment integration, project managing and EPC. The firm offers services to metallurgical, municipal, architectural, energy saving and environmental industries. The company was founded in 1973 and is headquartered in Beijing, China.

Hunan MCC Changtian Energy Conservation and Environmental Protection Technology Co., Ltd., established on 2011-11-16, Business scope includes contract energy management;Industrial waste heat utilization and new energy development and utilization,Air Pollution Prevention and Control,Industrial wastewater and urban domestic sewage treatment,Solid waste treatment and disposal,sanitation,Technology research and development of soil pollution prevention and restoration,Environmental engineering design and undertaking,Production and operation management of environmental protection equipment,Energy-saving engineering design,Energy Conservation Service Consulting;Undertake construction projects.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shandong Metallurgical Design Institute Co., Ltd., established on 1994-10-11, Business scope includes contracting and its strength,scale,Foreign engineering projects that are compatible with performance,Dispatch labor personnel required for the implementation of the above-mentioned overseas projects;EPC;Engineering Technology Consulting Services;Engineering survey and design;Engineering Supervision;engineering survey;construction work,Municipal Engineering,Environmental Engineering,Metallurgical Engineering,Power Engineering,Construction of chemical engineering;Electronics and Intelligent Engineering;Engineering Project Management;Environmental Impact Assessment;Engineering cost consultation;Urban and Rural Planning Services;pressure vessel,pressure piping design;Equipment,Development of automatic control system,manufacture,Install,debugging;Import and export of goods and technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval);Cleaner Production Technology Consulting;architecture,Municipal,Environmental friendly,metallurgy,electricity,chemical industry,Technology development in the field of building materials,technology transfer,technical consulting,Technical Services;Own house rental;Technical consulting in the field of energy management;Environmental Engineering;Real estate development and management.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Hunan Nongyou Machinery Group Co., Ltd., established on 2001-03-28, Business scope includes tractors,soil tillage machinery,Planting and fertilizing machinery,Special equipment for agricultural and sideline food processing,Field Management Machinery,Livestock machinery,Farmland basic construction machinery,Forestry and wood and bamboo harvesting machinery,Fishing machinery,cotton processing machinery,Manufacture of special equipment and accessories for intelligent transportation of agricultural products,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)