特朗普关税最新消息，继续释放缓和信号

Group 1 - The core message of the articles indicates that the Trump administration is signaling a potential easing of trade tensions by relaxing several tariff policies and suggesting that more products may be exempt from tariffs [2][3] - Recent actions include the announcement of new tariffs on trucks and truck parts at 25% and on buses at 10%, effective November 1 [3] - The administration is also expanding the tariff exemption program for automakers, allowing them to offset some costs related to tariffs until 2030 [3] Group 2 - The Trump administration has been quietly exempting dozens of products from its "reciprocal tariffs," reflecting a growing internal belief that tariffs on goods not produced domestically should be lowered [2] - A new list of products eligible for zero tariffs, referred to as "Attachment Three," includes items that the U.S. cannot grow, mine, or produce naturally, such as certain agricultural products and aircraft parts [3] - The Commerce Department and the U.S. Trade Representative's Office have been granted new authority to issue tariff exemptions without needing a presidential executive order, streamlining the process [3]