Tim Culpan, Columnist

These Stricter China Chips Rules Are Terribly Timed

Global semiconductor companies were already faced with a plethora of challenges when Washington decided to pile on.

Chipmakers dealt another blow.

Photographer: I-Hwa Cheng/Bloomberg
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A new set of restrictions on Chinese access to US semiconductor technology may arguably have commercial and geopolitical merit, but the timing couldn’t be worse.

Shares of chip-industry leaders from Lam Research Corp. to Taiwan Semiconductor Manufacturing Co. plunged across the globe after the Biden administration announced stricter rules. These new measures are a natural evolution of Washington tightening the noose that got lowered around Beijing’s neck under President Donald Trump.