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The International Manganese Institute (IMnI) is a non-profit industry association that represents manganese ore and alloy producers, manufacturers of manganese-based products, traders, industry service providers, companies using manganese to manufacture their products and universities and research organizations world-wide. Founded in 1975, with headquarters in Paris, France, IMnI aims to promote and defend the development and use of manganese, facilitate the exchange and circulation of information, and encourage co-operation within the industry by providing its leaders with appropriate decision-making tools and an open forum to discuss common issues of concern.