The 30L agricultural uav adopts a diagonal folding design, featuring a compact and sturdy structure that is convenient for daily carrying, transportation, and assembly, while significantly reducing the aircraft's footprint. The internal space of this drone for farming of the fuselage is ample, allowing for the installation of main control units, RTK modules, and other installation spaces, ensuring neat placement of internal wiring and avoiding clutter. High-strength composite materials provide coverage, resistance to deformation, durability, and modular design, enabling quick installation of custom modules such as front obstacle avoidance radar and anti-ground radar cameras.