US Blacklists Companies, Tightens Export Rules to Prevent Diversion of Chips to China

The U.S. Bureau of Industry and Security also sanctioned Chinese companies that it says support Beijing’s military modernization through AI research.

An illuminated Huawei logo hangs at the GSMA Mobile World Congress in Barcelona, Spain, on Feb. 28, 2022. David Ramos/Getty Images

The U.S. Commerce Department’s Bureau of Industry and Security (BIS) announced on Jan. 15 that it has blacklisted 16 companies and tightened export due diligence rules to prevent China from accessing advanced semiconductors.

Taiwanese chipmaker TSMC informed the United States in October 2024 that one of its chips had reportedly been found in Huawei’s Ascend 910B multi-chip artificial intelligence (AI) system.