Paper packaging mainly refers to cartons, cartons, paper bags, etc. used for commodity packaging, and corrugated cartons and other products used for transportation packaging. Screen printing has the characteristics of thick ink layer, rich picture and text levels, strong three-dimensional sense and wide range of printing materials. Its application in high-grade tobacco, wine and food packaging cartons is gradually increasing. UV screen ink is used to print sanding, refraction, ice flowers, wrinkles and other effects on the cigarette box, which greatly stimulates the purchase desire of consumers.