Vacuum Overview: Using vacuum pressure as a power source, as a means of achieving automation, it has been widely applied in many fields such as electronics, semiconductor component assembly, automotive assembly, automatic handling machinery, light industry machinery, food machinery, packaging machinery, robots, etc In vacuum packaging machines, the adsorption of packaging paper, label feeding, labeling, and opening of packaging bags; Processing, transportation, assembly of picture tubes and electron guns for televisions, and assembly of televisions; Vacuum can be used to complete various tasks for the adsorption and movement of various objects such as glass, sheet metal, iron, paper, PCB board, etc