China has launched a high-orbit satellite, Ludi Tance-4 01A, that utilizes gallium nitride, a rare metal for which the United States faces supply challenges. This satellite operates in a geosynchronous orbit, enabling continuous surveillance of a significant portion of the Earth's surface, a capability the US has pursued without success. China's dominance in the global supply of gallium nitride, largely a byproduct of its vast aluminum production, underpins this technological advantage. AI
RANK_REASON Significant technological development by a major nation leveraging a scarce resource, impacting geopolitical capabilities. [lever_c_demoted from significant: ic=1 ai=0.1]
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