The basic skills of graphic design - the use of color and pattern, the right sense of balance and proportion, the choice of materials and decorations will be embodied in the packaging design. But the packaging design is three-dimensional, can be applied to various packaging, boxes, cans, glass bottles and planes, so it also requires other specific skills, such as: how to in the glass and metal plane and curved or elastic Make patterns on the surface to learn about plastics, paper cards and other materials for good design results. Since packaging designs are mostly used for medium- and long-term production, designers demand that every design be economical and practical.