Carton manufacturers are usually used as product wrappers or items to protect the outer layer of the use. The volume of the carton changes due to the size of the product. Usually there are "handle with care", "beware of moisture", "upward", "stacking limit", "be afraid of the sun", "moisture proof", "quality safety", "no rolling", " "Don't trample", "Pay attention to fire prevention", "Fragile items", "Green environment", "Be afraid of heat", "Food", "Anti-odor" and other prompts to protect the contents from harm.

　　Carton packaging refers to the packaging of products in paper boxes in order to protect the products, facilitate storage and transportation, and promote sales during the circulation of products. Carton packaging is a widely used packaging method. Different from wooden box packaging, woven bag packaging, cloth bag packaging, plastic box packaging, carton packaging has the characteristics of easy access to materials, light weight, easy printing, easy design and molding, and low cost. It is widely used in commodities. Sales packaging and shipping packaging.