有色金属概念开盘涨幅居前，精艺股份涨超7%，有研粉材、电工合金、北方铜业、云南铜业等个股跟涨。消息面上，特朗普表示铜关税将达到50%。

Group 1 - The non-ferrous metal sector opened with significant gains, with Jingyi Co., Ltd. rising over 7% [1] - Other stocks such as Yuyuan Powder Materials, Electric Alloy, Northern Copper Industry, and Yunnan Copper also experienced increases [1] - The market reaction is influenced by Trump's announcement that copper tariffs will reach 50% [1]