The FCM-40 Fixed Wing VTOL UAV combines the advantages of fixed-wing and multi-rotor UAVs, can take off and land vertically without a runway, switch to fixed wing attitude when performing flight missions, has a longer endurance, and can carry out large-scale aerial survey operations. It adopts a modular design, which allows for quick assembly and disassembly, easy use and strong mobility. It can be quickly put into operation in complex environments, continuously track the progress of events and provide timely and effective real-time information.