@ling.yue011: The DJI Agricultural Drone T50: According to the terrain of the farmland, the distribution of crops and other conditions, it accurately sprays pesticides, fertilizers, etc. onto designated areas. This avoids uneven spraying and waste that may occur in manual spraying, improves the utilization rate of pesticides and fertilizers, and at the same time reduces environmental pollution. Moreover, it can quickly complete the spraying operation of large - scale farmland, greatly saving time and labor costs.