The US has revoked Taiwan Semiconductor Manufacturing Co.’s authorization to ship essential gear to its main Chinese chipmaking base, impacting TSMC’s Nanjing facility. This jeopardizes operations for important semiconductor companies, introducing uncertainty. While the move affects 3% of TSMC’s production capacity, it won’t impact Taiwan’s chip industry competitiveness. TSMC’s suppliers will now need individual approvals to ship to Nanjing, adding bureaucratic hurdles. The Commerce Department hasn’t commented. The move aligns with US efforts to limit China’s access to advanced chipmaking materials and equipment.

Read more at Yahoo Finance: US Pulls TSMC’s Waiver for China Shipments of Chip Supplies