TSMC, the world's largest contract chip manufacturer, has begun discussions with its equipment suppliers to explore options for factory automation machinery that does not require rare-earth materials. This initiative is a direct response to China's significant control over the global rare-earth supply chain and its recent implementation of export controls.
TSMC's highly automated semiconductor fabrication plants utilize industrial machinery that relies on electric motors containing powerful permanent magnets. These magnets are typically made from rare-earth elements such as neodymium, dysprosium, and terbium. TSMC manufactures chips for major tech companies including Nvidia, Apple, Broadcom, and Qualcomm.
China accounts for approximately 70% of global rare-earth mining and controls about 90% of refining and 95% of finished permanent magnets. This near-monopoly gives Beijing substantial influence over a critical technology supply chain. In April 2025, China placed several rare earths and their magnets under export controls, requiring specific approvals and licenses for export. These controls were expanded in October 2025 to include more rare earths and processing technology, though the expansion was later suspended and extended.
TSMC's efforts are aimed at reducing the risk of production hindrances due to these export controls. A shortage of specialized motor components, even with other materials available, could complicate the maintenance, repair, or expansion of its production equipment. Alternative motor technologies, such as conventional induction motors, exist that do not require rare-earth magnets.
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TSMC is asking equipment suppliers for factory automation machinery that does not use rare-earth magnets to reduce its reliance on China-dominated materials. This move aims to mitigate potential disruptions to its chip production caused by China's export controls on rare-earth elements and magnets.