The utility model relates to a single-mast telescopic electric lift hoisting tool. The single-mast telescopic electric lift hoisting tool is characterized in that the top end of a rotatable chassis is fixedly connected with a fixing support rod; a support rod capable of lifting is positioned in an inner cavity of the fixing support rod; a manual lifting rocking bar is positioned at the lower position of the fixing support rod; the support rod capable of lifting is matched and movably connected with an internal gear of the manual lifting rocking bar; a top pulley mechanism is fixedly connected to the top end of the support rod capable of lifting; a hoisting mechanism consists of two lower hoisting hook mounting plates, two pulleys, a pulley shaft and hoisting hook fixing pieces; the two pulleys are arranged between the two lower hoisting hook mounting plates; the two pulleys are coaxial and are connected with upper end shafts of the two lower hoisting hook mounting plates through the pulley shaft; the hoisting hook fixing pieces are fixedly connected to the lower ends of the lower hoisting hook mounting plates; top pulleys on the top pulley mechanism are connected with the pulleys on the hoisting mechanism through hoisting ropes. According to the single-mast telescopic electric lift hoisting tool, the operation risk can be avoided, potential safety hazards are avoided, manpower can be librated, the working efficiency is increased and construction expenses are reduced. The single-mast telescopic electric lift hoisting tool has the advantages of small size, light weight, simplicity in operation and no limit from the regional environment.