At present, the Asian country's overrated agricultural plant protection sprayer UAV (Unmanned Air Vehicle) is of limited use. Each take off can only carry about 10 liters of liquid, and a flight time of about 10 minutes. This garden-level product cannot meet the needs of large-scale agricultural development. In the United States the autonomous flight control technology for civilian use is not ready. For safety reasons, FAA cannot approve certification of UAVs payload of more than 20 kilograms to 100 kilograms of agricultural spray for business user into the commercial market for the next several years. Between now and tomorrow, the market demand is to develop a new product invention that is lower cost than the agricultural aircraft and long boom spraying tractors. Today's need is for new agricultural invention with simple to use technology and higher efficiency.;The new invention uses a ground-based heavy payload ground vehicle, trailer, or fixed ground station to deliver agriculture chemical, power and contr
