国际铜夜盘收跌0.07%，沪铜收涨0.04%，沪铝收涨0.05%，沪锌收跌0.31%，沪铅收涨0.03%，沪镍收跌0.58%，沪锡收跌0.58%。氧化铝夜盘收跌0.43%，铝合金收涨0.10%。不锈钢夜盘收跌0.46%。

Group 1 - International copper futures fell by 0.07%, while Shanghai copper rose by 0.04% [1] - Shanghai aluminum increased by 0.05%, and Shanghai zinc decreased by 0.31% [1] - Shanghai lead rose by 0.03%, whereas Shanghai nickel and tin both dropped by 0.58% [1] Group 2 - Alumina futures declined by 0.43%, while aluminum alloy increased by 0.10% [1] - Stainless steel futures fell by 0.46% [2]