TSMC shares fall 8.3% after U.S. steps up China chip curbs

DRAM maker Nanya Tech says market 'unexpectedly terrible,' flags weak China demand

20221011 TSMC and Nanya

TSMC shares tumbled and Naya Technology warned of weak China demand on Oct. 11, days after the U.S. unveiled new curbs on the Chinese chip sector. (Source photos by AP and screenshot from Nanya's website)  

CHENG TING-FANG, Nikkei Asia chief tech correspondent

TAIPEI -- Shares of Taiwan Semiconductor Manufacturing Co. suffered their biggest one-day drop on Tuesday as doubts intensified over the outlook for the global semiconductor industry following U.S. sanctions on a swath of China's tech champions.

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