特朗普：周五将发出关税信函，浮动范围10%-70%

Core Viewpoint - The U.S. President Trump announced plans to send letters to trade partners setting unilateral tariff rates, with a range from 10% to 70%, starting August 1 [1] Group 1: Tariff Announcement - Trump will send approximately "10 to 12 letters" to various countries on Friday, with additional letters to follow in the coming days [1] - The final deadline for countries to receive these letters is set for July 9 [1] - The announced tariff range is significantly higher than previously outlined tariffs, which had a baseline of 10% and a maximum of 50% [1] Group 2: Specifics of Tariff Implementation - The exact countries subject to these tariffs have not been specified, nor has it been clarified if certain goods will have higher rates than others [1] - The new tariffs are part of Trump's strategy to negotiate trade agreements with various nations [1]