上期所基本金属期货夜盘多数下跌，沪铜跌1.98%

Core Viewpoint - The majority of base metal futures on the Shanghai Futures Exchange experienced a decline during the night session on January 8, with notable decreases in copper, nickel, aluminum, and zinc prices [1] Group 1: Price Movements - Copper prices fell by 1.98% [1] - Nickel prices decreased by 1.44% [1] - Aluminum prices dropped by 1.21% [1] - Zinc prices declined by 0.72% [1] - Alumina prices fell by 0.69% [1] - Tin prices decreased by 0.28% [1] - Lead prices dropped by 0.23% [1] - Stainless steel prices increased by 0.36% [1]