中美伦敦谈判，特朗普还是低估了中国，美国陷入前所未有的被动

Group 1 - The article discusses the unexpected turn of events in the trade negotiations between the US and China, highlighting that Trump's assumptions about China's willingness to concede were misguided [3][8][40] - It emphasizes China's strategic control over rare earth elements, which are crucial for various high-tech industries, and how this gives China leverage in negotiations [24][20][36] - The article notes that despite Trump's attempts to portray a narrative of Chinese concessions, the reality is that China has maintained strict control over rare earth exports, indicating a more calculated approach to the negotiations [20][22][40] Group 2 - The article outlines the dynamics of the recent phone call between Trump and Chinese leaders, where Trump attempted to lower his stance to facilitate upcoming negotiations, but China remained firm and cautious [10][12][18] - It highlights the internal discord within the US administration regarding trade strategies, which could undermine the effectiveness of their negotiation team [14][28] - The article concludes that for the US to achieve any meaningful progress in negotiations, it must demonstrate genuine willingness to make concessions, or risk exacerbating economic challenges domestically [36][38][40]