The FBI discovered that Huawei equipment was capable of recognising and disrupting Defence Department communications. This was despite the fact that the equipment was cleared and certified by the Federal Communications Commission (FCC).
Chinese professor working as a Researcher at the Texas-Arlington University was accused by US prosecutors of using his position to steal American technology to benefit Chinese company Huawei Technologies Co Ltd
The US telecommunications regulator issued the declaration and proposed requiring rural carriers to remove and replace equipment from the two Chinese companies from existing US networks.