The characteristics of the automatic spraying production line of electrostatic water-based paint: the centrifugal atomization automatic system is used to spray water-based paint. Compared with traditional solvent paint, it has the advantages of non-combustible, non-toxic, no environmental pollution, low cost, resource saving and energy saving. It reduces the harm to the atmosphere and humans. It adopts a closed-circuit cycle to truly achieve zero emissions. The utilization rate of pollution-free