欧盟和美签了，协议比日本还狠，特朗普又赢了，幸亏中国早有准备

Group 1 - The core point of the article is the negotiation between the EU and the US regarding tariffs, which resulted in a new agreement that includes a 15% tariff rate on EU goods and significant investments from the EU into the US [1][3][6] - The agreement stipulates that the EU will invest $600 billion in the US and purchase $750 billion worth of US energy products, while maintaining the current tariffs on steel and aluminum [3][6] - The EU's response to the US's demands indicates a shift in their negotiation strategy, as they have agreed to a deal that is perceived to be more stringent than previous agreements with Japan [4][6] Group 2 - The article highlights the potential implications of the EU-US agreement for international markets, suggesting it will bring stability to both regions [6] - It also notes that the US is preparing for further negotiations with China, indicating a strategic shift in focus after the EU agreement [8][9] - The article mentions that China has anticipated the EU's concession and is prepared for the US negotiations, leveraging its economic tools such as the sale of US Treasury bonds [9]