It is a kind of picture enjoying popularity among the people with a large variety. A few of them are singled out for appreciation, but most of them are used for different worldly life and protocols, such as the portrait of the Gate God, the portrait of gods, illustration, pictures for packaging and decorating, window flowers, lamp pictures, kites, paper cards, colorful squares, flags, embroidery patterns. Of these pictures some are printed in a single color (black), some others are printed in chromatography or by the continuation of color applying. It is a characteristic way of picture popularization from the invention of China's woodblock printing to the contemporary printing skill. Their authors are professional painter and engravers. Some of them are anonymously created.