Copper has been a raging bull market for the past four and a half years.China has been using record tonnage of the red metal as it electrifies its vast nation.With global supplies tight,the copper market has registered a major turnaround in the past 18 months;after a five-year crisis that saw some of the lowest sales tags ever,this year's London Metal Exchange(LME)prices are 14% higher than the pace-setting 2004 average.
展开▼
