Investor Presentaiton

Large and concentrated bauxite resources Guinea stands out as a long-term source Bauxite resources billion mt Big-league (Top 4) Mid-league (each > 1 Bt) Less significant bauxite resources Total bauxite resources Source: CRU Jamaica 2.0- Guinea 40.0 Brazil 4.3 India 3.5 Cameroon 1.1 Atlantic Pacific China 3.1 Vietnam 5.8 Australia 8.8 Indonesia Hydro 33

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