The invention discloses a whole-automobile hoisting system for recovery and disassembly of a power battery of an electric automobile trunk. The whole-automobile hoisting system comprises a hoisting mechanism and a reinforced locating mechanism, wherein the hoisting mechanism comprises a hoisting rack, a lifting hook and an automobile hanging bracket for fixing an electric automobile, and the lifting hook is connected with the automobile hanging bracket; and the reinforced locating mechanism comprises a locating expansion pipe and/or a locating shear type expansion frame, wherein the two ends of the locating expansion pipe are respectively connected to the lifting rack and the automobile hanging bracket, the lower end of the locating shear type expansion frame is connected to the automobile hanging bracket, and the upper end of the locating shear type expansion frame is connected to the hoisting rack or the locating expansion pipe. By using the whole-automobile hoisting system, a scraped electric automobile can be stably hoisted, the bumping, swinging and oscillation phenomena can be effectively avoided, and the stability, safety, accuracy and conveying speed in the conveying process of the scraped electric automobile can be improved.