Home » BBC News - Technology » technology news » US targets Huawei with tighter chip export rules US targets Huawei with tighter chip export rules Unknown 9:21 AM BBC News - Technology technology news The action is its latest against the Chinese tech giant, which the US says is a national security threat. from BBC News - Technology https://ift.tt/3dJigry Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati