Firms Warn of China Shipment Delays as U.S. Bans Xinjiang Imports

BEIJING—American companies in China say they worry a U.S. law blocking most imports from China’s Xinjiang area that went into impact Tuesday may interrupt shipments and lift compliance prices, as uncertainty clouds how it is going to be enforced.

The Uyghur Forced Labor Prevention Act presumes that every one objects produced in China’s western area of Xinjiang, or by entities linked to the federal government there, are made with forced labor and blocks firms from importing such merchandise.