突发！美国宣布关税豁免延长

Core Points - The U.S. Trade Representative's Office announced an extension of the tariff exemption period for certain products related to China's technology transfer, intellectual property, and innovation practices from May 31, 2025, to August 31, 2025 [1][3] Group 1: Tariff Exemption Extension - The extension of the tariff exemption is based on public feedback received by December 29, 2023, and ongoing evaluations during the four-year review process [3] - A total of 164 items from Attachment A and 14 items from Attachment B will have their exemptions extended for an additional three months [3] - The exemption applies to products listed in Attachments A and B, including chemical materials, electronic components, medical supplies, solar manufacturing equipment, and wafer handling equipment [4] Group 2: Historical Context and Economic Impact - Historical data indicates that during the Trump administration, four rounds of "301 tariffs" were imposed on China, with the first three rounds having a 25% increase and the fourth round at 7.5% [3] - The average weighted tariff rate on Chinese imports was 19.3% at the beginning of 2020, but is projected to decrease to 10.7% by the end of 2024 due to changes in export proportions and product categories [3] - The U.S. has faced criticism for its unilateral and protectionist measures, which have been deemed to disrupt international trade order and supply chain stability [4] Group 3: New Investigations and Responses - On April 17, the U.S. Trade Representative's Office initiated a 301 investigation into China's maritime, logistics, and shipbuilding industries, which has been met with strong opposition from China [5] - China's Ministry of Commerce criticized the U.S. for misrepresenting normal trade activities as threats to national security and for blaming its own industrial issues on China [5] - The Chinese government has urged the U.S. to respect facts and multilateral rules, calling for a return to a rules-based multilateral trading system [5]