Car painting method

The invention provides a car painting method. The car painting method includes the steps of dye preparation, material cleaning, gradual painting, metal plate completing treatment, polishing and inspection, and includes the specific steps of soaking painted materials into a hydrochloric acid pond; spraying primer on dried materials, pasting a color pattern on a ground blank, spraying colors on the blank with the pasted color pattern, and heating and drying the blank subjected to color spraying; finding out convex positions and concave positions on the surface of the blank, grinding the convex positions to be flat and filling and leveling up the concave positions by putty. The car painting method has the advantages that the car painting method is simple and low in manufacture cost and is better in effect than other painting methods; a car produced by the car painting method can be good in effect and is brighter in color than painting results of other car painting methods.