Huawei has long been a target of the U.S. government over its business practices and ties to the Chinese government. The NSA, FBI And CIA have all warned Americans not to buy Huawei hardware over spying concerns; Best Buy has ceased selling Huawei smartphones; and major wireless carriers like AT&T and Verizon have refused to sell the smartphones.
Now,

Source: Hot Hardware – Huawei Could Join Rival ZTE In Facing Bruising US Sanctions Over Telecom Sales To Iran