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Mitsui Kinzoku Co., Ltd. manufactures and sells a variety of products, encompassing sophisticated materials, electronic components, and vehicle parts. Its business activities are structured across four primary divisions: Engineered Materials, Metals, Automotive Parts and Components, and Affiliates Coordination. The Engineered Materials division provides products like battery components, catalysts for purifying exhaust gases, specialized powders, copper sheeting, and ceramic items. In the Metals segment, the company supplies commodities such as zinc, lead, copper, gold, and silver, while also conducting resource recycling operations. The Automotive Parts and Components division is dedicated to the production and sale of vehicle door locking mechanisms. Finally, the Affiliates Coordination segment oversees goods related to die casting, powder metallurgy, copper, and pearlite. The enterprise was established in September 1874 and maintains its principal headquarters in Tokyo, Japan.

JX Advanced Metals Corporation operates comprehensively within the nonferrous metals industry. Its primary focus centers on copper and a variety of minor metals, covering the entire process from mineral resource extraction and smelting to recycling and the sophisticated development and production of materials. The company offers a diverse array of products and services, which include copper alloys, specialized steel products, various metal and compound powders, and copper foil. They also provide sputtering targets, compound semiconductors, crystal materials, special ceramic powders, and high-purity metals. Additional offerings comprise surface treatment agents, high-purity copper sulfate (marketed as upinorg), electroless UBM plating services, heating elements, shielding materials, and other nonferrous metals and chemical products. Established in 1905 and headquartered in Minato, Japan, the company was formerly known as JX Metals Corporation, changing its name to JX Advanced Metals Corporation in May 2024.

ALCONIX Corporation, based in Tokyo, Japan, is a global enterprise specializing in the import, export, and trade of non-ferrous metal resources and related products. The company's extensive operations encompass the sourcing, processing, and intermediate distribution of critical materials, including a broad spectrum of rare metals such as tungsten, tantalum, titanium, molybdenum, various rare earth elements, tin, nickel, and other metals listed on the London Metal Exchange (LME), alongside the reclamation and recycling of rare and noble metals. Its diverse product portfolio also features copper tubing and tanks for applications spanning water supply, heat exchange, refrigeration, and fuel systems, as well as aluminum coils and other aluminum-based goods, plastic tubing, industrial gases like freon, and essential electronic materials for semiconductor manufacturing. Furthermore, ALCONIX supplies copper and copper-base alloys, finished aluminum and office products, copper bands and plates, aluminum and copper scraps, and various stainless steel and plastic items. The company actively manufactures and markets specialized chemical compounds and materials, which include copper and nickel anodes/cathodes, copper sulfate, oxygen-free copper wire, bus bars, nickel sulfates and acetates, nickel bromide, potassium cyanide, boric acid, sulfamates, and sulfamic acid compounds. Its wide-ranging offerings are further enhanced by welding materials, non-destructive inspection tools, printing and marking equipment, carbon and powder metallurgy products, and electrical components. ALCONIX additionally provides semiconductor packaging machinery, prototype automotive parts, industrial robots, precision machining tools and their components, electromagnetic valve and heater core parts, other machined metal components, housing construction materials, solar power generation systems, and a variety of brackets. Established in 1981, the company was formerly known as Nissho Iwai Alconix Corporation, adopting its current name, ALCONIX Corporation, in April 2005.

LEE KEE00637 · Metals & MiningHong Kong, Hong Kong

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Established in 1947 and headquartered in Tai Po, Hong Kong, Lee Kee Holdings Limited is an investment holding enterprise primarily focused on the extensive trade of non-ferrous metals across Hong Kong and Mainland China. The company's diverse product range includes zinc, zinc alloys, nickel, aluminum, stainless steel, various electroplating chemicals, and lead-free tin-copper solder wires. They also supply precious metals such as potassium gold cyanide, silver anodes, palladium, and rhodium plating solutions, alongside other metal products like pewter alloys, magnesium alloys, tin ingots, and base metals including copper. Beyond metal distribution, Lee Kee is involved in chemical product trading, property management, providing management and technical consultancy, and conducting metal testing. Serving a wide array of industries, from automotive, electronics, and telecommunications to fashion accessories, hardware, and furniture, the company distributes products under well-known brands such as Genesis/GZ, Korea Zinc/KZ, Mastercast, Mitsui/ZAC, and many others. Lee Kee Holdings Limited operates as a subsidiary of Gold Alliance Global Services Limited.

Sumitomo Metal Mining Co., Ltd. (SMM), established in Tokyo, Japan, in 1590, stands as a global leader in the mining, smelting, and refining of non-ferrous metals. Operating internationally and domestically within Japan, the company—which adopted its current name in June 1952, having previously been known as Seika Kogyo (Mining) Co., Ltd.—structures its extensive operations across three principal divisions: Mineral Resources, Smelting & Refining, and Materials. SMM's core business involves producing a variety of metallic products, including copper, nickel/cobalt, gold/precious metals, and other mineral deposits. The company is also an innovator in advanced materials, offering battery components such as nickel hydroxides and lithium nickel-cobalt-aluminum oxides. Its crystal materials segment is responsible for products like lithium tantalates/niobates, optical isolators, and faraday rotators. The Materials division further develops a wide array of powder products, encompassing thick film pastes, nickel and fine copper powders, nickel oxides, near-infrared shielding and deep-tinting compounds, sputtering targets/tablets, electromagnetic sheets and coils, rare earth magnetic materials, and lubricants. Additionally, SMM manufactures package materials, including copper-clad polyimide films and printed wiring boards, alongside diverse catalysts for automotive, chemical, hydro processing (including rejuvenation and regeneration services), and petrochemical applications. Its product portfolio is rounded out by construction materials, terminals, connectors, and lens barrels. Beyond its robust manufacturing base, SMM provides a range of specialized services. These include water and precious metal recycling, environmental engineering and water treatment solutions, sterilization and material property modification through irradiation, and domestic marine transportation. The company also holds interests in real estate and offers expert technical engineering capabilities.

Nittetsu Mining Co., Ltd., founded in 1939 and based in Tokyo, Japan, operates predominantly as a mining company. Its diverse business activities are structured across five primary divisions: Non-Metallic Minerals, Metallic Minerals, Machinery & Environmental Engineering, Real Estate, and Renewable Energy. The Non-Metallic Minerals segment focuses on extracting and distributing a broad spectrum of industrial materials, including limestone, various types of crushed stone, calcium carbonate, gypsum, wood chips for pulp, silica rock, quicklime, hydrated lime, and dolomite. This division also supplies energy commodities such as petroleum products, coal, and LPG, alongside producing specialty chemical products like fire-retardant and calcium carbonate papers, Asheet shoe insoles, and white limestone. In its Metallic Minerals operations, the company provides essential metals like electrolytic copper, gold, and silver, as well as critical raw materials for steel production and copper ore. The Machinery & Environmental Engineering division is dedicated to offering environmental solutions, supplying products such as wastewater treatment chemicals and dust collectors. It also manufactures specialized machinery for environmental applications, powder processing, and fluid management. Nittetsu Mining's Real Estate arm handles the management and transaction of various properties, encompassing the leasing and sale of office buildings, residential condominiums, retail spaces, factories, warehouses, and other real estate assets. Within the Renewable Energy sector, the company is engaged in exploring and developing geothermal energy sources, including the supply and sale of geothermal steam. Moreover, it generates and sells electricity from its own solar and hydroelectric power facilities. Beyond these core business lines, Nittetsu Mining offers a range of services including geological surveys, geophysical exploration, test boring, and construction consulting. It also actively trades in limestone, crushed stone, and calcium carbonate, manufactures and sells crushing and grinding machinery, and produces electrical equipment, in addition to its direct mining and sales of copper and other mineral resources.