Economical portable-type numerical control flame/plasma cutting machine is an efficient energy-saving cutting equipment ,with small volume ,and convenient to carry .It is applied to the precise sheet cutting with various thickness of carbon steel ,stainless steel and non-ferrous mental plates .The follows could be matched .Automatic ignition device ,power supply and height weight ,and it is not easy to cause deformation.There are many language to be selected for the control system,the operation is simple.and convenient,the circulars could be cut directly .When the CAD is imported into the U-disk,then all kinds of two-dimensional figures imported into the u-disk could be cut.