国内商品期货夜盘开盘多数上涨，沪金跌0.17%，沪银涨1.23%，沪铜涨1.18%

Core Viewpoint - The domestic commodity futures market opened mostly higher on December 25, with mixed performance across various commodities [1] Group 1: Commodity Performance - Shanghai gold decreased by 0.17% [1] - Shanghai silver increased by 1.23% [1] - Shanghai copper rose by 1.18% [1] - Shanghai aluminum saw a rise of 0.23% [1] - Iron ore experienced a slight increase of 0.06% [1] - Coking coal fell by 0.44% [1] - PTA (Purified Terephthalic Acid) increased by nearly 1% [1]