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.

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.

Jiangsu Shagang Group Co., Ltd engages in the production of steel products. Its business activities include iron and steel, and non-steel industries. Its Iron and Steel Industry offers heavy plates, hot strip coils, cold-rolled strip coils, high speed wire rods, and ribbed steel bars. Its Non-Steel Industry invests in the following enterprises: resource and energy, trade logistics, finance, industry chain stretches, real estate, and risk investment businesses. The company was founded in 1975 and is headquartered in Hangzhou, 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

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.

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.

Zhangjiagang Hongchang Steel Co., Ltd., established on 2002-07-15, Business scope includes ferrous metal smelting and rolling processing,Steel rolling products and by-products,Coke and its by-products,metal products,Production and sales of refractory materials;scrap metal,Material recycling(Does not contain hazardous chemicals);Scrap acquisition,processing;Hazardous Chemical Production(limit coal tar,Crude benzene,sulfur)and sales;Self-operated and agent import and export business of various commodities and technologies;Domestic Trade;Iron and Steel Technology Development and Consulting Services;Design and construction of overseas metallurgical projects and domestic international bidding.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) licensed items:Refined oil retail(Free of Hazardous Chemicals)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results)

Nanjing Iron & Steel Co., Ltd. engages in the production of metal products. Its business activities include ore mining, coking, sintering, iron making, steel making, and steel rolling processes. Its products include metal sheets, rods, wires, strip steel, and deep processed metal products. The company was founded in 1958 and is headquartered in Nanjing, China.

Wuhan Iron & Steel Co., Ltd. engages in the processing and manufacturing of iron and steel products. Its products include silicon steel, hot-rolled, cold-rolled, section steel, wire and rod. The company was founded in 1954 and is headquartered in Wuhan, China.

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.

Sintokogio Ltd. engages in the manufacturing and sale of foundry and casting equipment. It operates through the following segments: Foundry, Surface Treatment, Environment Equipment, Material Handling, Special Equipment, and Others. The Foundry segment consists of chemically bonded sand systems, V-process molding systems, aluminium casting products, core making machines, molten metal transfer and automatic pouring, and after treatment equipment. The Surface Treatment segment engages in the business of deburring, sand and rust removing, polishing, high-precision processing and anti-slip finishing. The Environment Equipment segment deals with dust collectors, exhaust gas purifiers, wastewater treatment equipment, and suction hoods. The Material Handling segment produces various kinds of conveyors, scissor lifts,original conveyance systems and clean systems. The Special Equipment segment composes of mechatronics, servo cylinders, and servo press machines; dies and forming, forming machines, and breathable metallic molds; and powdery processing granulators. The Others segment includes machinery design, information, and social welfare operations. The company was founded on October 2, 1934 and is headquartered in Nagoya, Japan.

Jinan Iron & Steel Co. Ltd. is engaged in manufacturing of raw materials of iron & steel, sintering, pelleting and steel rolling. The company was founded on December 29, 2000 and is headquartered in Jinan, China.

HBIS Co., Ltd. engages in the production of steel. It specializes in smelting of vanadium-titanium steel and production of vanadium products. The company steel products are divided into four categories: sheet, bar, wire, and steel profile. Its products include cold rolled sheet, high-strength rebar, and pipeline steel, automobile plates, home appliance plates, pipeline steel, steel for nuclear power, and high-strength earthquake-resistant building materials. The company was founded on June 29, 1994 and is headquartered in Shijiazhuang, China.

Jiangsu Shagang Iron and Steel Research Institute Co., Ltd., established on 2007-06-26, The scope of business includes research on iron and steel materials and alloy materials;Superalloy,Corrosion Resistant Alloy,Production and sales of alloy steel;Metallurgical Technology Research,to develop,transfer,consult,Serve;Energy saving and environmental protection,Research on Automation Technology,to develop,transfer,Consulting and Services;Mechanical Equipment Research,to develop,transfer,Consulting and Services;Self-operated and agent import and export business of various commodities and technologies(Except for commodities and technologies that are restricted by the state to be operated by enterprises or prohibited from import and export).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Xinjiang Bayi Iron and Steel Co., Ltd., established on 2000-07-27, Business scope includes iron and steel smelting,rolling,processing,Sales;coal tar,Crude benzene,ammonia solution(Ammonia greater than10%),gas production,Sales;Over-the-rail transportation of enterprise-owned vehicles;Medical Oxygen Production,Sales;compression,liquefied gas(oxygen,Nitrogen,Argon)production and sales of(Carry out production and business activities within the limited period of the license)black metal material,Metallurgical charge,Metallurgical equipment and products(Except for projects with special approval regulations by the state),building materials,Sales of gases separated from air,Production and sales of coke and coal coking products;Machining,Metal products and steel smelting,rolling,Processing technical consulting services;House to rent;Loading and unloading service;Warehousing Services;Machinery and Equipment Leasing;Rail transport,road transportation,General cargo transportation;Automobile and special locomotive repair;car maintenance;Freight Information Service;Freight forwarding agent,International freight forwarding and consulting services;Internal railway dedicated line large,Medium repair and expansion project,Stations(platform)and other logistics support services;computer information,network engineering.Manage the export business of the company's self-produced products and the raw and auxiliary materials needed by the company,Equipment,Import business of spare parts,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)

Angang Steel engages in the production, processing, and sale of steel products in the People’s Republic of China. Its principal products include hot rolled sheets, cold rolled sheets, galvanized steel sheets, color coating plates, medium and thick plates, heavy sections, heavy rails, wire rods, seamless steel pipes, and cold rolled silicon steel products. Angang Steel also engages in ferrous metal smelting and steel pressing activities. Moreover, it sells building materials, etc.; provides wholesale and retail purchasing services; develops metallurgy and related materials and equipment; and purchases and sells metal and other materials, as well as imports, exports, wholesales, and retails technology products. Angang Steel’s products are used in various industries, such as machinery, metallurgy, petroleum, chemical, coal, power, railway, shipbuilding, automobile, construction, home electrical appliances, and aviation. It also exports its products. Angang New Steel that began operation in 1997 became Angang Steel in June 2006. It has its headquarters in Anshan in the People’s Republic of China as a subsidiary of Anshan Iron and Steel Group.

Gansu Jiu Steel Group Hongxing Iron & Steel Co., Ltd. engages in the steel rolling processing, metal products production, wholesale and retail. Its products include pig iron, steel and stainless steel. The company was founded on April 21, 1999 and is headquartered in Jiayuguan, China.

Pangang Group Panzhihua Iron and Steel Research Institute Co., Ltd., established on 2007-12-25, Business scope includes metallurgical process and related processes,Technology Development of Comprehensive Utilization of Metallurgical Resources,transfer,Consulting and Services;new material,new product development,Trial production and sales;Research on metallurgical machinery and equipment and metallurgical materials,Production,Sales;Computer information technology development and information service;Physical and chemical testing and related technology development,consult,Services and Training;Physical and chemical testing equipment repair;General Parts,Fabrication of Metal Structures;Processing and sales of rolled steel products;Conference and Exhibition Services.(Except for projects involving pre-licensing in the above business scope).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shougang Jingtang Iron & Steel Co., Ltd. engages in the production of iron and steel products. Its business scope includes iron and steel smelting, steel rolling, and smelting of other metals and their rolling processing and sales; production and sales of sintered ore, pellets, coke, and chemical products; power generation and power supply; production and sales of secondary and multiple energy and resource reuse products; and production and sales of various industrial gases. The company was founded on October 9, 2005 and is headquartered in Tangshan, China.