Hindalco Industries is a company that operates in primary aluminium, downstream aluminium, and copper businesses. It's involved in different operations including bauxite mining, alumina refining, coal mining, captive power plants, and aluminium smelting to downstream rolling, extrusions, and foils. The company also produces copper cathodes and continuous cast copper rods, as well as other by-products, including gold, silver, and diammonium phosphate (DAP) fertilizers.