Output of Yunnan Copper Group Iron Ore Concentrate in Dec 31, 2013 provides the latest data on Nonferrous Metal production in . The data page details production data, YoY(%), MoM(%) and other data in during the current semi-annual. CBC Metal China Nonferrous provides you with the latest and most accurate information on the market's Nonferrous Metal production, helping you to grasp the latest data dynamics on the Nonferrous market.