AUTO WELDING MACHINE, ARC WELDING MACHINE,RESISTANCE WELDER 1)DC ARC WELDER 160A/200A/300A 2)INVERTER TIG DC ARC WELDER 200A/300A/500A 3)INVERTER TIG AC/DC ARC WELDER 300A/500A 4)INVERTER PLASMA CUTTER 50A/80A/120A 5)CO2/MIG WELDER