The tyre mobile stacker could be applied for all kinds of blocky and granular material. Its composed of mobile unit, loading unit, conveying belt unit, arm stretch unit, piling system, hydraulic pressure control system, driver ‘s room and electricity supply unit(mobile power generator or wire rolls). Its characteristics are: all units are installed on a mobile platform, which enable it move among piles of materials. It adopts tyres for heavy trucks; therefore it needs no fixed rails, which increase the availability of yard. Both loading unit and piling unit are integrated into 1 arm, fixed on a common platform, forming a integrated mobile piling equipment.