... machine:MIG/MAG, P-MIG/MAG, DOUBLE P-MIG, CO2, TIG, P-TIG, MMA, carbon arc gouging-- DSP control system, more accurate welding ... all welds-- reserved interfaces to connect with welding robot and different variants-- soft switch ... reliability and very efficient-- could equip digital welding torch, quicker and more convenient 2. Technique ... Field Essen Exhibition Inverter Pulse MIG/MAG Welding Machine