Loitering Munition is a precision munition that can cruise over the target area and execute combat orders. It is also the product of the organic combination of drone technology and ammunition technology. It mainly undertakes combat missions such as battlefield reconnaissance, target indication, precision strike, damage assessment, communication relay, electronic countermeasures, air alert and special payload delivery. In the past, it was often called a "suicide drone". Loitering missiles are intelligent missiles between cruise missiles and drones. Their biggest feature is that they can fly in the target area for a period of time and conduct reconnaissance, and then launch an attack after the operator determines the target. Loitering missiles are composed of warheads, guidance devices, propulsion systems, control devices (including missile wings), stabilization devices (including tail fins or parachutes), etc.