The invention discloses a power system construction multi-functional processing platform, and relates to the technical field of power system erection, maintenance and construction. The processing platform comprises a workbench. A cutting device used for cutting an electric wire and a telescopic device used for processing a workpiece are arranged on the workbench. A number of drawers used for storing various tools are arranged in the workbench. Moving wheels used for movement are arranged below the workbench. According to the invention, the cutting device and the telescopic device are arrangedon the workbench to cut the electric wire and process the workpiece; various tools can be placed in the drawers, which is convenient for arranging and using; the moving wheels are arranged at the bottom, which is convenient for specifying a working site during a construction process; the work efficiency is improved; the labor intensity of workers is reduced; potential safety hazards are avoided toensure the life safety of workers; and the power system construction multi-functional processing platform is convenient for promotion and application.