Paper bags can be used to promote products or brands. Beautifully designed paper bags are very popular, even if the paper bags are printed with eye-catching trademarks or advertisements, customers will be happy to reuse them. This paper bag has become one of the most efficient and affordable advertising media. Paper bag design generally requires simple and generous design. The paper bag design and printing process are mainly based on the company's logo and company name, or the company's business philosophy. It should not be too complicated to design, which can deepen consumers' impression of the company or product. To get a good publicity effect, paper bag printing has a great effect on expanding sales, establishing brand names, and stimulating purchases to enhance competitiveness.