An aerial work platform, comprising: a vehicle; a telescopic transmission component; an operation platform; and a telescopic connection component for telescopically connecting the telescopic transmission component and the operation platform of the aerial work platform together; the vehicle, telescopic transmission component, telescopic connection component, and operation platform being movably connected with each other in sequence; the telescopic connection component comprising: an outer arm, an inner arm slidably disposed inside the outer arm and capable of being moved out from one end of the outer arm, and a forearm telescopic cylinder disposed between the outer arm and inner arm; a supporting member being disposed between the vehicle and telescopic transmission component, and another supporting member being placed between the telescopic transmission component and telescopic connection component; said another supporting member being disposed between the telescopic transmission component and telescopic connection component being a first levelling cylinder; one end, which is connected to the telescopic transmission component, of the telescopic connection component, being hinged to a forearm head; and one end of the first levelling cylinder being hinged to the telescopic transmission component, while the other end being hinged to the forearm head; the telescopic connection component further comprising a forearm luffing cylinder one end of which is hinged to the forearm head, while the other end thereof is hinged to the outer wall of the outer arm; and by this means, the forearm head, outer arm and forearm luffing cylinder constitute a triangle luffing mechanism; characterized in that a third levelling cylinder is disposed between the telescopic connection component and operation platform; and one end of the third levelling cylinder is hinged to the inner arm, whereas the other end thereof is hinged to a rotary cylinder secured onto the operation platform. a vehicle; a telescopic transmission component; an operation platform; and a telescopic connection component for telescopically connecting the telescopic transmission component and the operation platform of the aerial work platform together; the vehicle, telescopic transmission component, telescopic connection component, and operation platform being movably connected with each other in sequence; the telescopic connection component comprising: an outer arm, an inner arm slidably disposed inside the outer arm and capable of being moved out from one end of the outer arm, and a forearm telescopic cylinder disposed between the outer arm and inner arm; a supporting member being disposed between the vehicle and telescopic transmission component, and another supporting member being placed between the telescopic transmission component and telescopic connection component; said another supporting member being disposed between the telescopic transmission component and telescopic connection component being a first levelling cylinder; one end, which is connected to the telescopic transmission component, of the telescopic connection component, being hinged to a forearm head; and one end of the first levelling cylinder being hinged to the telescopic transmission component, while the other end being hinged to the forearm head; the telescopic connection component further comprising a forearm luffing cylinder one end of which is hinged to the forearm head, while the other end thereof is hinged to the outer wall of the outer arm; and by this means, the forearm head, outer arm and forearm luffing cylinder constitute a triangle luffing mechanism; characterized in that a third levelling cylinder is disposed between the telescopic connection component and operation platform; and one end of the third levelling cylinder is hinged to the inner arm, whereas the other end thereof is hinged to a rotary cylinder secured onto the operation platform.