A well-designed advertising brochure

Leaflets 1、 Basic parameters （1） Size specifications Common sizes include A4 (210mm × 297mm), A5 (148mm × 210mm), DL (99mm × 210mm), etc. A4 size provides ample visual space, suitable for promotional content that is rich in content and illustrated with text; A5 size is compact and portable, making it easy to carry and distribute on the go; DL size is commonly used in folding form, suitable for highlighting key information and facilitating insertion into envelopes for mailing. In addition, there are customized irregular sizes that can be designed according to the unique needs and brand tone of the enterprise, such as circles, triangles, irregular polygons, etc., to enhance visual uniqueness.   （2） Paper material 1. Copperplate: There are two types of copperplate paper: glossy and matte. Glossy copperplate paper has high color reproduction, strong glossiness, and bright images and text. It is suitable for displaying high-quality product images, exquisite brand posters, and other con…