美总统称下月开征50%铜关税，美国制造商担忧成本飙升

Group 1 - The U.S. President announced a 50% tariff on all copper imports starting August 1, which may significantly increase costs for American manufacturers and impact the manufacturing sector negatively [1][4] - Copper is essential for various industries, including semiconductors, aircraft, shipping, and ammunition, and the U.S. aims to restore its dominance in the copper industry [2][4] - Nearly half of the copper purchased by U.S. factories is sourced from overseas, making the high tariffs particularly burdensome for domestic manufacturers [4] Group 2 - The tariff is expected to raise prices for consumers, affecting household expenditures on items like refrigerators, air conditioners, and cars, leading to higher overall costs [6] - The increase in copper prices may also elevate maintenance costs for the U.S. national power grid and raise household energy expenses [6] - In the technology sector, the tariff could harm the artificial intelligence industry by significantly increasing the costs of building and expanding AI infrastructure due to higher copper prices [8][10]