... fluently;mast will not deformate,construction is nicety and compact,machine body design is legerity.---- All the hydraulic pressure pumping station ... doing high-altitude work.----There is movable wheel in the machine shelf base,can supply better turn off function,and east ... door and elevator door.Quality and capability exceed JC5099-1998,JG/T5103-1998,and CE.Single mast aerial working platform Technical ...