Group 1 - The core point of the article highlights the mixed performance of basic metal futures on the Shanghai Futures Exchange during the night session on January 20, with some metals experiencing gains while others saw declines [1][2] Group 2 - Shanghai tin rose by 2.58%, indicating strong demand or market sentiment [1] - Shanghai nickel increased by 1.98%, reflecting positive market trends [1] - Stainless steel saw a rise of 1.44%, suggesting a stable market environment [1] - Shanghai aluminum gained 1.06%, indicating a slight upward trend [1] - Shanghai copper experienced a modest increase of 1.02%, showing resilience in the market [1] - Conversely, Shanghai zinc fell by 0.04%, indicating a slight downturn [1] - Shanghai lead decreased by 0.06%, reflecting a minor decline [1] - Aluminum oxide dropped by 2.18%, suggesting potential oversupply or reduced demand [1]

（文章来源：每日经济新闻） 每经AI快讯，12月26日，上期所基本金属期货夜盘多数上涨，沪铜涨2.51%，沪镍涨1.35%，沪锡涨 0.96%，沪铝涨0.61%，沪锌涨0.43%，不锈钢涨0.08%，沪铅持平，氧化铝跌0.38%。 ...

（文章来源：每日经济新闻） 每经AI快讯，12月12日，上期所基本金属期货夜盘收盘涨跌不一，沪锡涨4.20%，沪锌涨2.87%，沪铜 涨1.95%，沪铝涨0.82%，沪铅跌0.17%，沪镍跌0.33%，不锈钢跌0.55%，氧化铝跌1.97%。 ...