Export controls accelerate China's domestic chip investment, potentially creating a subsidy-fueled competitor

China has committed $47B+ through the National IC Fund (Big Fund) Phase III to build domestic semiconductor capability specifically because export controls demonstrated supply chain vulnerability. SMIC is already producing 7nm-equivalent chips on older DUV lithography through multi-patterning, demonstrating that controls create delay but not permanent prevention. The $47B investment may produce a subsidized Chinese chip industry that undercuts Western fabs in mature nodes (28nm+) used in automotive, IoT, and military systems. This persists because export controls are a short-term denial tool being used as a long-term containment strategy, and the economic incentive to develop domestic alternatives grows stronger with every new restriction.