When purchasing an electrostatic powder coating device, the following points should be considered: 1.the performance of the equipment, for the electrostatic dusting equipment is mainly the powder rate, powder capacity, the ability to process complex workpieces, this indicator is difficult to understand the first contact friends, we must carefully understand 2. The stability of equipment quality. The working environment of industrial processing equipment is not better than that of home appliances. Sometimes the environment is very poor, and often the work is continuous for a long time. The stability of the equipment is very important. 3.technical services and after-sales service, many customers need to have rich experience in the production of technical experts to guide the smooth mastery of electrostatic powder (electrostatic spray technology), and the general equipment sales clerk far can not meet such requirements , can only be taught to customers how to use.