上期所基本金属期货夜盘收盘全线下跌，沪铜跌4.46%

Group 1 - The core point of the article indicates that all basic metal futures on the Shanghai Futures Exchange experienced a decline during the night session on October 11, with significant drops in various metals [1][2] Group 2 - Copper futures fell by 4.46% [1] - Tin futures decreased by 2.63% [1] - Aluminum oxide dropped by 2.47% [1] - Nickel futures declined by 1.98% [1] - Aluminum futures fell by 1.59% [1] - Stainless steel decreased by 1.48% [1] - Zinc futures dropped by 1.23% [1] - Lead futures experienced a slight decline of 0.09% [1]