... , clamp notebook’s mainboard easilier.2,New style of Chinafix Tuyere adopts the design of transmiting flow,it can make the flow and ... components on bottom, turning four corner’s mandril of tuyere can surport it, as the below picture showed:3.IR-heating board ... measuring wire between chip and PCB,set up the parameter as our provided curve,then start welding. First,observe the temperature ...