WASHINGTON—The Trump administration is considering executive action that would restrict some Chinese companies’ ability to sell telecommunications equipment in the U.S., based on national-security concerns, said several people familiar with the matter.
The move, if it happens, would represent a significant escalation of a growing feud between the U.S. and China over tech and telecommunications. The affected firms likely would include Huawei Technologies Co. and ZTE Corp., two of the world’s leading telecommunications equipment...