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China's IMECAS demonstrates working 3nm gate-all-around transistors using stacked nanosheet structures, bypassing EUV lithography equipment.

Proof of advanced node capability without Western tools challenges export-control assumptions about China's fab autonomy, though volume production remains distant.
Trade pressSlicast · September 21, 2026 at 12:30 UTC · Global · Source: Tom's Hardware
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China's IMECAS demonstrates working 3nm… · Slicast