The coatings used for modern automobiles mainly include bake-drying type, two-component curing-drying type, room temperature air-drying type, solvent-volatile type, etc.; while the focus of coating is on its materials, processes, tools and equipment, as well as coating workers. Professional skills of personnel. The matching of coating materials and the product quality of coating materials are the basic factors to obtain a good coating. Therefore, when choosing a paint, in addition to considering the cost performance, it is also necessary to understand the new performance of the coating film and consider various factors in order to obtain a good coating effect. This article gives a detailed introduction to modern automotive coatings and their coating process, in order to provide some reference help for workers in related industries.