"Chalco,""the Company,""the Group,""our company,""we,""our"and"us" refer to Aluminum Corporation of China Limited and its subsidiaries and, where appropriate, to its predecessors; "A Shares" and "domestic shares" refer to our domestic ordinary shares, with a par value of RMB1.00 each, which are listed on the Shanghai Stock Exchange; "alumina-to-silica ratio" refers to the ratio of alumina to silica in bauxite by weight; "aluminum fabrication"refers to the process of converting primary aluminum or recycled aluminum materials into plates, strips, bars, tubes and other fabricated products; "Baotou Aluminum" refers to Baotou Aluminum Co., Ltd., our wholly-owned subsidiary established under PRC law; "Baotou Group" refers to Baotou Aluminum (Group) Co., Ltd., one of our shareholders; "bauxite"refers to a mineral ore that is principally composed of aluminum; "Bayer process" refers to a refining process that employs a strong solution of caustic soda at an elevated temperature to extract alumina from ground bauxite; "Chalco Hong Kong" refers to Chalco Hong Kong Limited, our wholly-owned subsidiary established under Hong Kong law; "Chalco Kailin" refers to Shanghai Chalco Kailin Aluminum Co., Ltd.; "Chalco Mining" refers to Chalco Mining Co., Ltd, our wholly-owned subsidiary established under PRC law; "Chalco Nanhai" refers to Chalco Nanhai Alloy Company, our subsidiary established under PRC law; "Chalco Qingdao" refers to Chalco Qingdao Light Metal Company Limited, our subsidiary established under PRC law; "Chalco Ruimin" refers to Chalco Ruimin Company Limited, 90.12% of the equity interest of which is owned by us; "Chalco Southwest Aluminum" refers to Chalco Southwest Aluminum Company Limited, 60% of the equity interest of which is owned by us; "Chalco Southwest Aluminum Cold Rolling" refers to Chalco Southwest Aluminum Cold Rolling Company Limited, our wholly-owned subsidiary established under PRC law; "Chalco Zunyi" refers to Chalco Zunyi Alumina Co., Ltd., 67% of the equity interest of which is owned by us; "China" and the"PRC" refer to the People's Republic of China, excluding for purposes of this annual report, Hong Kong Special Administrative Region, Macao Special Administrative Region and Taiwan; "China Nonferrous Metals Technology" refers to China Nonferrous Metals Processing Technology Co., Ltd.; "Chinalco" and"Chinalco Group" refer to our controlling shareholder, Aluminum Corporation of China and its subsidiaries (other than Chalco and its subsidiaries) and, where appropriate, to its predecessors; "CSRC" refers to the China Securities Regulatory Commission; "Fushun Aluminum" refers to Fushun Aluminum Company Limited, our wholly-owned subsidiary established under PRC law; "Gansu Hualu" refers to Gansu Hualu Aluminum Company Limited, 51% of the equity interest of which is owned by us; "Guan Lv" refers to Shanxi Guan Lv Company Limited; "Guangxi Huayin" refers to Guangxi Huayin Aluminum Company Limited, 33% of the equity interest of which is owned by us; |