Group 1 - The new U.S. Ambassador to China, Nicholas Burns, took over in May and met with Foreign Minister Wang Yi within a month, contrasting with Burns' predecessor who waited over seven months for a similar meeting [1][3] - Wang Yi emphasized China's commitment to implementing the trade consensus reached in Geneva, highlighting a responsible attitude amidst the backdrop of a "truce" in tariffs [3][5] - Wang Yi criticized the U.S. for its recent negative actions, including sanctions against Chinese companies and restrictions on technology exports, which he claimed harm China's legitimate rights [3][5] Group 2 - The meeting between Wang Yi and the new ambassador reflects a significant shift in U.S.-China relations compared to the previous low point, indicating China's desire for open communication [6][9] - The U.S. administration, represented by Treasury Secretary Janet Yellen, has expressed a need for high-level talks, suggesting a complex attitude of wanting dialogue while maintaining pressure on China [5][9] - The future of U.S.-China relations will depend on the U.S. government's willingness to meet China's expectations and create necessary conditions for dialogue [9]