... Steel Group, Pangang Group Co., Ltd., China Nonferrous Metal Mining (Group) Co., Ltd, China National Gold Group Co., Tongling Non-ferrous ... Metals Group, Jinchuan Group, Luoyang CITIC Heavy Machinery Inc, Zijin Mining ... of Chile, Zeravshan Gold of Tajikistan, Erdenet Mining Co of Mongolia, Saindak Mine in Pakistan, Chambishi ...