At present, 65% of chemical pesticides in the United States are sprayed by aircraft operations, and 40% of the cultivated land area is processed annually; 100% of rice application operations use aviation operations; 60% of rice fields in Japan use drones to fly defense. To complete the prevention and control, nearly 40% of farmland plant protection is done with drones. The area of cultivated land in China is about 2 billion mu. According to the 40% plant protection operation, the plant protection drone is completed, and there are 800 million mu.