Varnishing is printing varnish on the printed matter, similar to film. Mainly used for decorative effects and protection, and to help ink and label paper bonding. Partial glazing is to print transparent varnish on specific areas of printed matter, such as text, logos or images, to make it brighter and enhance the visual impression. Partial glazing can be used in combination with film, and can be printed on the film to create more creative and diversified effects. It is mainly luster, and has a variety of special effects, including glitter, matte, special texture, etc.