Group 1 - The core viewpoint of the article highlights a wave of foreign leaders visiting China, indicating a shift in diplomatic relations and a potential thaw in international tensions, particularly between China and the U.S. [2][6][8] - U.S. President Trump described a recent phone call with Chinese President Xi Jinping as "very good," expressing optimism about their relationship and upcoming visit to China in April [3][8] - The article notes that multiple foreign leaders, including those from Spain and Russia, are planning visits to China, reflecting a broader trend of engagement with China from various countries [4][6][7] Group 2 - The article discusses the strategic communication between China and Russia, with Russian President Putin planning a visit to China in 2026, emphasizing the importance of their bilateral relationship [4][5] - It mentions that European countries are shifting from a "decoupling" approach to a more selective engagement with China, recognizing it as a stable partner for economic cooperation [7][8] - The analysis from the China-U.S. Research Center suggests that the visits from U.S. allies are a response to the changing political landscape and a reevaluation of their strategies towards China, influenced by the Biden administration's policies [8]