KRX:373220 28 June 2025 - 1 January 2026

US-China Tech Tensions: In a blow to Beijing’s chip ambitions, the U.S. Commerce Department revoked the “validated end-user” fast-track export status that had allowed Taiwan’s TSMC to import advanced American chipmaking tools into China without a license reuters.com. The privilege will end on Dec. 31, meaning TSMC’s Nanjing fab will need case-by-case export licenses for U.S. equipment thereafter reuters.com. The fab produces 16 nm “mature node” semiconductors – not cutting-edge chips – contributing only ~2.4% of TSMC’s revenue reuters.com. TSMC said it’s “evaluating the situation” and working with U.S. officials to ensure “uninterrupted operations” in Nanjing reuters.com. While South Korean rivals’ shares dipped on their own export curbs, TSMC’s stock held steady reuters.com. Analysts noted the direct impact on TSMC is minimal, but U.S. equipment suppliers like KLA and Applied Materials could see reduced sales to China reuters.com. This latest move – driven by the Trump administration’s push to ensure China “not benefit too much from advanced American technology” reuters.com – tightens the semiconductor export chokehold that began in 2022.