Drop Box / Drop Box

According to aerodynamics, the“Drop Box” will start revolving after being released，the three propellers will produce upward resistance, while the conical bottom of the box will retards a large number of impact of landing. Compared to the use of a parachute drop, it will save a lot money and manpower. At the same time, the entire box is made of the corrugated paper to make it completely recyclable and lower costs.