The price of copper has risen to above US$10,000/ton and the supply is tight...This year's copper demand has grown rapidly, pushing the price of three months higher than... Japan's April production of secondary aluminum and alloy ingots has fallen sharply...
Copper: The three-month LME copper rose 1.3% to close at $10,367/ton... The cumulative pressure on spot lead ingots is released, and the macro benefits are tight...