最后一刻，特朗普终于签字了！美国对华认输，再暂停24%关税90天(1)

Group 1 - The core point of the article is that despite Trump's efforts to pressure China, the U.S. has ultimately lost the tariff battle, resulting in a 90-day ceasefire on tariffs between the two countries [1] - The U.S. and China have agreed to suspend the implementation of a 24% tariff starting from August 12, with a duration of 90 days [1] - The outcome of the negotiations was largely determined during the Stockholm talks last month, but U.S. Treasury Secretary Mnuchin stated that any extension required Trump's final confirmation [1] Group 2 - Trump attempted to leverage various tactics, including threatening to impose higher tariffs on China by using the import of Russian oil as a bargaining chip [1] - Trump also used his planned visit to China as leverage, demanding that China concede to U.S. demands or he would cancel the trip [1] - On August 10, Trump publicly urged China to purchase four times the amount of U.S. soybeans, but China remained unresponsive to his demands [1]