US tech giants will feel sting of export restrictions on Huawei

Commerce Department limits on Huawei's access to U.S. chips could affect sales of tech giants including Qualcomm, Broadcom, Intel and Oracle

A U.S. clampdown on exports to Huawei Technologies Co. threatens to disrupt the Chinese company’s access to critical suppliers across its businesses, from smartphones to 5G equipment—and Silicon Valley could share in the pain.

Huawei, the world’s leading telecommunications-gear supplier and No. 2 smartphone seller, relies heavily on the U.S. for many advanced components, including both semiconductors and software.

The Shenzhen-based company has said it spent about $11 billion on U.S. components last year out of a procurement budget of $70 billion. Experts said the impact of Washington’s move could extend as well to Huawei’s non-U. S. suppliers who deal