稀土锁喉：中国卡死美军工命门

Group 1 - Rare earth elements are a strategic resource that can significantly constrain the U.S. military supply chain [3] - Samarium, a rare metal, plays a crucial role in military applications, particularly in missile and aircraft technology [4][5] - China currently holds a near-monopoly on samarium supply, with major U.S. defense contractor Lockheed Martin being the largest importer [6] Group 2 - China has recently suspended exports of seven types of rare earths, including dysprosium and terbium, which are essential for automotive production [8] - China accounts for over 90% of the global supply of dysprosium and terbium, putting many automotive manufacturers in Europe and the U.S. at risk of production halts [8] - The recent trade tensions and restrictions imposed by Western countries have led China to leverage its rare earth resources as a countermeasure [10][11] Group 3 - Despite holding only one-third of global rare earth mines, China dominates the separation capacity, controlling over 90% of the global processing capabilities [11][12] - Other countries, including the U.S. and Japan, have attempted to develop their own rare earth processing capabilities, but their output is insufficient to meet market demands [13] - China's control over the rare earth supply chain positions it as a critical player in the global industrial landscape, creating significant leverage over other nations [13]