It’s all happening now – instead of arriving from a delivery person, you receive your take out in ten or more minutes from an unmanned aerial vehicle (UAV) — commonly known as a drone.At the 19th China (Shenzhen) International Cultural Industries Fair (ICIF), unmanned deliveries wowed many visitors.“Technologies like UAVs are expected to play a greater role in distribution within a three-kilometer consumption area,” said Mao Yinian, head of Meituan’s UAV business.According to Mao, the drone can fly at a height of less than 120 meters at a flight speed of 10 meters per second. It can carry a maximum load of 3 kilograms and stay airborne for up to 20 minutes.