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SustainabilitySumitomo Metal Mining Recognized on the CDP Climate A List for Two Consecutive Years and the Water A- Score
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Sustainability BusinessSumitomo Metal Mining's Toyo Smelter & Refinery Achieved The Copper Mark
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InvestorsUpdated Corporate Governance Report
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Sustainability InvestorsSumitomo Metal Mining Published Integrated Report 2025
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Investors2nd Quarter of FY2025 Business Strategy Briefing
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InvestorsConsolidated Financial Results for the Six Months Ended September 30, 2025
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InvestorsExplanation Materials for Conference Call of 2nd Quarter FY2025
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InvestorsNotice Regarding Change of Specified Subsidiary
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BusinessSumitomo Metal Mining and Toyota Collaborate on Mass Production of Cathode Materials for All-Solid-State Batteries
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InvestorsNotice regarding Receipt of Dividend from Consolidated Subsidiary
Business Overview
Creating the future from the integration of
Mineral Resource × Smelting and Refining × Materials
Mineral Resource business, where we undertake mine development and operation in consideration of the environment and society. Smelting and refining business, where we create high-quality metal materials from extracted mineral ore.And Materials business, where we add to these materials the new value that the times demand.The collaboration between these three business areas forms a business model that is globally unique, and enables us to provide materials to shape the future.
The foundations and future of Sumitomo Metal Mining
Going forward together with the planet, society, and people
At Sumitomo Metal Mining, our corporate philosophy incorporates sustainable co-existence with the global environment and respect for all individuals, and with the goal of achieving our long-term vision of becoming the world leader in the non-ferrous metals industry, we aim to maximize our corporate value by contributing to the resolution of social issues and the realization of a sustainable society.
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