"Covered wet wet" painting is a one-time complete method.A lot of artists use them in china oil painting reproductions. Once completed drawing from start to finish was used without dilution in large quantities while the wet paint to the screen of the paint. This approach can not directly to fresh paint mixed to frame color layer. Therefore, "covered wet wet" painting also known as wet or wet  drawing.

This method of wet paint, best full brush dipped in paint, to prepare for a flexible palette knife. Because the wet paint will accumulate a thick, led to the canvas is overloaded, if this happens, the available palette knife to scrape the excess pigment. If you scrape off paint useful, reusable paint scraper or brush them to the proper location on the screen. Whole harmonic base color is in the process of portrait oil painting on canvas.

This technique requires the use of oil painting-color cannot be dried too quickly, it is best to use out new paint directly from the tube. For faster drying mineral pigments, peppermint oil can be added, such as slow-drying agent used. If Ke BA resin varnish is used to colour, improves color gloss, enamel-like effect.

Use oil paints dry more slowly and can be easily mixed with characteristics, make it mutual penetration and fusion, to achieve very delicate effects of methods, has been used by the ancient and modern painters. To the hands of modern painters, more wet drawing ease. Manet early Spain painting effects, developed a wet wet cover drawing, direct application is the blend color from the screen. Renoir on the light background with transparent, translucent color thin, covered with wet paint wet drawing again. Matisse in fast, not very coherent techniques of laying color, making the picture strong bright colors, then covered with wet wet drawing, harmonious colors of the screen.