国际铜夜盘收跌0.72%，沪铜收跌0.74%，沪铝收跌1.55%，沪锌收跌0.49%，沪铅收涨0.57%，沪镍收跌0.35%，沪锡收跌0.94%。氧化铝夜盘收跌0.22%。不锈钢夜盘收跌0.08%。

Group 1 - International copper futures fell by 0.72%, while Shanghai copper dropped by 0.74% [1] - Shanghai aluminum decreased by 1.55%, and Shanghai zinc fell by 0.49% [1] - Shanghai lead rose by 0.57%, contrasting with a decline in Shanghai nickel by 0.35% [1] Group 2 - Night trading of alumina saw a decrease of 0.22% [1] - Stainless steel futures experienced a slight decline of 0.08% [1] - Shanghai tin futures fell by 0.94% [1]