贸易谈判刚结束，说翻脸就翻脸，美国重启对华301调查！

Group 1 - The U.S. has initiated a new Section 301 investigation against China, signaling a readiness to escalate trade tensions [1] - U.S. Treasury Secretary Yellen indicated that if China continues to restrict rare earth exports, the U.S. may consider imposing additional tariffs, reflecting a more aggressive stance in U.S.-China trade relations [1] - The reactivation of the Section 301 investigation serves as a tool for the U.S. to exert pressure on China and regain a dominant position in trade negotiations [1][3] Group 2 - China plays a crucial role in the international supply chain, particularly in the rare earth sector, holding a significant share of global production capacity [3] - The U.S. has been applying pressure on China to fully open its rare earth supply while simultaneously imposing tariffs and trade restrictions, showcasing a double standard in its approach [5] - The differing values between the U.S. and China regarding trade partnerships contribute to ongoing friction, with the U.S. seeking dominance and China advocating for equality and mutual benefit [5] Group 3 - The trade friction between the U.S. and China is far from over and may escalate at any moment, necessitating a cautious approach to protect national interests [7] - China should remain vigilant and rational in response to U.S. threats, assessing its own strengths and leveraging strategic resources like rare earths while monitoring international developments [8]