$海康威视(SZ002415)$ $大华股份(SZ002236)$ To be clear, the FCC isn't completely blocking all hardware from these companies. And for some, like Hytera, Hikvision and Dahua, Rosenworcel writes that it's specifically focusing on gear related to "the purpose of public safety, security of government facilities, physical surveillance of critical infrastructure, and other national security purposes." If those companies can show that they're not marketing that equipment for government use — for example, directing it consumers instead — they may be able get authorized by the FCC.