E40 is an eVTOL fixed-wing carrier UAV developed independently by FCourier. This UAV has a maximum payload capacity of 50 kg near sea level and can operate normally at altitudes of up to 5,000m. With a practical ceiling of 7,000 m, it can cover distances exceeding 100 km at a full load mode. The E40 UAV can be used for tasks such as material transportation, airdrops, and equipment mounting. lt has been deployed for regular material transport support missions in challenging terrainincluding