The USA has continued its attack against Huawei.
Speaking at a security summit, the country's acting defense secretary said the technology firm was "too close" to the Chinese government.
Patrick Shanahan also said Washington was worried about the threat of cyber attacks as well as the theft of intellectual property.
The US has accused Huawei of espionage and a series of other misdeeds.
Huawei has maintained its innocence and has disputed all allegations.

Swiss prosecutors summon owners of ski resort bar after deadly blaze
Trump cancels second wave of attacks on Venezuela after cooperation
Widespread power cuts, travel disrupted as Storm Goretti hammers northern Europe
At least one killed, dozens missing in landfill collapse in central Philippines
Trump says he will meet with Venezuela's Machado next week