1) Adopt infrared weld technology which independent exploration . 2)No need weld tools ,it's can weld all the component of 15*15 to 35*35mm. 3)Use infrared heat ,it is easy to cut through heat, proportion piercing tradition weld machine with sirocco 4)This machine has 650w heating system ,widely to 120mm*120mm. 5)Easily operate ,just need one day training ,can operation this machine ! 6)Infrared heating no have sirocco flow ,Don't impact Perimeter scomponet .