Vladimir Putin’s visit to Beijing, only days after Donald Trump’s summit with Xi Jinping, reflects a deeper geopolitical shift inside the international system. While China positions itself as the central diplomatic actor capable of engaging simultaneously with Washington and Moscow, Russia increasingly seeks to preserve relevance in a global order it no longer fully controls. The analysis examines the strategic implications of the Trump–Xi and Putin–Xi meetings, the future of the Power of Siberia 2 project, China’s balancing strategy between the United States and Russia, and the consequences for NATO’s Eastern Flank and the Black Sea region.