https://www.cnbc.com/2018/04/17/u-s-strike-on-chinas-zte-another-blow-for-qualcomm.html

A move by the United States to ban American firms selling components to the Chinese telecom equipment maker ZTE Corp will also hit a target closer to home: Qualcomm Inc, a U.S. company that is a major supplier of chips for ZTE's phones.

The U.S. Department of Commerce slapped a seven-year ban on sales to ZTE on Monday for breaking terms of an agreement reached last year after it was caught illegally shipping goods to Iran.