50%，关税大消息！特朗普发声！美股突变，黄金跳水！

Group 1 - The U.S. Department of Commerce announced the inclusion of 407 product categories in the steel and aluminum tariff list, with a tax rate of 50% [2][3] - The expanded tariff list includes a wide range of products such as wind turbines, mobile cranes, railway vehicles, furniture, and various equipment [2][3] - The expanded tariff list is aimed at protecting domestic manufacturing and reducing import dependency, effective from August 18 [3] Group 2 - U.S. stock markets experienced a decline, with the Nasdaq dropping 1.46% and the S&P 500 falling 0.59%, while the Dow Jones saw a slight increase of 0.02% [6] - Major tech stocks mostly fell, with AMD down over 5% and Nvidia down over 3%, while Intel rose approximately 7% following a $2 billion investment from SoftBank [6] - Chinese stocks listed in the U.S. also saw declines, with the Nasdaq Golden Dragon China Index down 0.9% [6] Group 3 - Cryptocurrency values fell, with Bitcoin dropping below $113,000, and gold futures decreasing by 0.56% to $3,359.1 per ounce [7] - International oil prices also declined, with WTI crude oil futures down 1.69% to $62.35 per barrel and Brent crude oil futures down 1.22% to $65.79 per barrel [7]