Aluminum Corp of China Ltd

Aluminum Corporation of China Limited, is a Chinese company listed in Hong Kong SAR and in New York. Multinational aluminium company headquartered in Beijing, People's Republic of China. It is the world's second-largest alumina producer and third-largest primary aluminium producer (and the largest producer in China). Chinalco is principally engaged in the extraction of aluminium oxide, electrolyzation of virgin aluminium and the processing and production of aluminium as well as traded trading and engineering and technical services. Source: Wikipedia