What does the maintenance brigade do?

Aircraft repair, maintenance, fuel, ammunition and other comprehensive preparations. The maintenance team is the logistics support unit for fighters to complete their flight tasks, including aircraft repair and maintenance, and all-round preparation of oil and ammunition. The locomotive brigade belongs to the battalion-level unit, with the captain at the battalion level and the rank of major or lieutenant colonel. The maintenance brigade is a special establishment in the aviation unit, which is responsible for aircraft maintenance, regular inspection and repair, replacement and adjustment of large equipment, or elimination of major faults and defects on the aircraft.