
Mineral Resources
Our business unit is engaged in a diverse range of activities across mineral resources, ferroalloys manufacturing, and commodity trading, while also developing an integrated Aluminium value chain spanning Upstream, Midstream, and Circular Economy. Through these businesses, we contribute to sustainable growth and stable resource supply in the regions where we operate.
In the mineral resources sector, our portfolio covers coal, iron ore, and non-ferrous metals such as copper and gold, supported by trading activities in carbon products and ferrous raw materials. The Sumitomo Corporation Group has formed joint ventures with major global mining companies, including Glencore. Our key Australian assets include Oaky Creek and Hail Creek (coking coal mines), Clermont (thermal coal mine), and Northparkes (copper and gold mine). In line with our decarbonization policy, we have committed to no further investment in thermal coal mining interests and aim to achieve zero production from thermal coal mines by the end of the 2020s.
In Sarawak, Malaysia, we have invested in Sakura Ferroalloys, which produces ferroalloys with an annual capacity of approximately 250,000 tons at full operation, supporting the global steel industry. In Singapore, we operate three mineral resources trading companies: Summit Energy & Resources, trading iron ore and thermal coal; Aegis Energy Trading, a coal trading joint venture with Indonesia’s Astra Group; and Ore & Metal Singapore, an iron ore and ferroalloy trading joint venture with South Africa’s Assore Group. These entities ensure the stable supply of mineral resources and carbon materials to industrial customers across Asia.
In the Aluminium sector, we have invested in primary Aluminium smelting in Sarawak, East Malaysia, in partnership with the Press Metal Group. These smelters have a combined annual capacity of 1.08 million tons and are powered primarily by hydroelectricity, enabling the supply of Low-Carbon Aluminium. We also participate in the Worsley Alumina Unincorporated Joint Venture in Australia, integrating bauxite mining and alumina refining, and hold an investment in Boyne Smelters Ltd., which has an annual Aluminium smelting capacity of approximately 500,000 tons.
Our trading and midstream operations cover alumina, primary Aluminium ingots, value-added Aluminium products, silicon metal, copper cathodes, and other base metals. Through our semi-finished products business, we organize integrated supply chain management for Aluminium sheets and coils, especially for packaging applications in the food and beverage industry. By leveraging this integrated supply chain, we supply Low-Carbon Aluminium to help customers achieve their ESG objectives.
Recognizing Aluminium and other base metals as highly recyclable materials, we actively utilize our industry expertise and global market reach to contribute to Circular Economy initiatives, promoting sustainable and responsible resource utilization across our business portfolio.
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SAKURA Ferroalloy Manufacturing
Aluminium smelting plants in Malaysia (Press Metal) and Australia (Boyne Smelters Ltd)


