Established in 2001, Aluminum Corporation of China (hereinafter referred to as " Chinalco " ) is a key state-owned enterprise directly supervised by the central government and a pilot state-owned capital investment company. At present, Chinalco ' s industry chain involves over 20 nonferrous metal elements including aluminum, copper, lead, zinc, gallium , and germanium. Chinalco has been o n the Fortune Global 500 list since 2008. Chinalco has formed a diversified development pattern in the nonferrous metal industry, c over ing aluminum, copper, advanced manufacturing, engineering and technology, asset management, industrial finance, environmental protection and energy conservation, intelligent technologies, and overseas development.