GC-320 multi-layered three location precision assembly complete machine for the aluminum alloy portal frame construction, uses the 90X90 aluminum material. compound roller three groups, two groups are by the power, last group of primarily power roller. compound way is four puts four receives, the upper extreme is two puts two receives, the lower extremity is two puts two receives. According to needs to be possible the high and low position exchange. puts the volume for the tensity link design, receives the volume for the electromagnetism tensity control. compound roller uses the polyamine fat material, the lower roll to polish the steel roller. main electrical machinery uses 200 tile direct current machine. has the guide roll two groups (wrap) and a row of waste system has. row of waste partial angle, the direction may adjust. is suitable in the die-cutting machine specialized platoon is waste, fitting, is also a multi-purpose assembly, applies bonds precisely in the electronic profession adhesive tape multi-layer.