With the purpose of improving the operational mobility of fixed wing UAV, the integrated vehicle ejection and recovery system can realize mobile flight tasks such as rapid response, rapid deployment, withdrawal and rapid transfer in the application fields of border patrol, counter-terrorism and emergency disaster relief. The on-board system integrates: intelligent pneumatic ejection device, hydraulic rapid deployment recovery system, auxiliary crane, on-board uninterrupted power supply system and night operation lighting system, which has the characteristics of high integration and high mobility.