Output of Yunnan Copper Group Sulfuric Acid in Dec 31, 2011 provides the latest data on Nonferrous Metal Output in . The data page details Output 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 Output, helping you to grasp the latest data dynamics on the Nonferrous market.