Passive detection, non-interference, QXDefense "six in one plan, warning, identification, positioning, tracking, and disposal", with rich products. The drone detection and countermeasure portable series, fixed series, and vehicle series have fast response and can detect/counteract various types of drones such as crossing machines. The countermeasure system control system forms an electronic protective fence defense system in a certain area, which can work continuously 24 hours a day