美国宣布将对进口铜产品征收50%关税，纽交所期铜暴跌20%

Group 1 - The U.S. government will impose a 50% tariff on imported copper semi-finished products and high-copper-content derivatives starting August 1 [1][3] - The tariff will apply to products such as copper pipes, wires, rods, and sheets, but not to copper ore, concentrates, or cathodes [3][5] - Following the announcement, copper futures prices on the New York Commodity Exchange fell by 20% in one day [5][9] Group 2 - The high tariff is expected to significantly impact U.S. manufacturing, as nearly half of the copper used by American factories is sourced from overseas suppliers [9][11] - Major suppliers of refined copper and copper products to the U.S. include Chile, Canada, and Mexico [9] - The tariff is likely to lead to increased costs for consumer goods such as refrigerators, cars, and air conditioners, creating a ripple effect on prices [9][11] Group 3 - Analysts suggest that the tariff is a direct attempt by the government to shift costs from consumers and manufacturers to producers, aiming to rebuild the U.S. supply chain [7][11] - The copper tariff is being implemented in addition to existing tariffs on steel and aluminum, which are also used in similar products [11]