Color design occupies an important position in packaging design. Color is an important factor in beautifying and highlighting products. The use of packaging color is closely related to the entire concept of painting design and composition. Packaging color requires flattening and leveling. This is A high degree of filtering and refining of color. It is based on people's associations and habits. It is highly exaggerated and discolored. It is a means of packaging art. At the same time, the color of packaging must also be subject to process, materials, uses and Restrictions on sales territories.

Employing painting techniques, photographic portraits, etc., painting is the main manifestation of packaging and decoration design. Drawings are made according to the needs of the overall packaging concept and serve the goods. Compared with camera photo, it has the characteristics of freedom of choice, refinement and generalization , Painting is very intuitive and enjoys the fun. It is a way to publicize, beautify, and sell products.

The graphics of packaging and decoration mainly refer to the image of the product and other auxiliary decorative images. As the language of design, graphics are to express the internal and external components of the image, and to convey information to consumers in the form of visual images. The graphics of packaging and decoration mainly refer to the image of the product and other auxiliary decorative images. As the language of design, graphics are to express the internal and external components of the image, and to convey information to consumers in the form of visual images.

Composition is a complete picture that arranges the packaging, graphics, text and combination of the product packaging display surface. The combination of these four aspects constitutes the overall effect of packaging and decoration, the use of trademarks, graphics, colors and text in the composition elements of product design Right, proper, and beautiful can be called excellent works.

The packaging shape is the shape of the product packaging display surface, including the size, size and shape of the exhibition plane. There are three forms we see in daily life: natural forms, artificial forms and occasional forms, but we are studying the composition of product forms. At that time, we must find a property that is applicable to any form, that is, to draw out the things of common regularity and call it abstract form.

When we consider the shape elements of packaging design, we must also understand it from the perspective of formal beauty rules. In accordance with the formal beauty rules of packaging design and the product's own functional characteristics, various factors are organically and naturally combined in order to Get a perfect unified design image.

To ensure the safety of goods in the circulation process, the product packaging should have a certain strength, solid, firm and durable. For different modes of transportation and means of transportation, the corresponding packaging containers and technical treatment should also be selectively used. In short, the entire packaging should be suitable for storage and transportation conditions and strength requirements in the field of circulation.

There are many types of product packaging. The classification and types of common product packaging are as follows.

Commodity packaging has two characteristics: attribute and commodity. Packaging is an accessory to its contents; product packaging is a special commodity attached to the contents of the product, which has value and use value; at the same time, it is an important means to realize the value and use value of the contents.

The shape factor is the shape of the display surface of the product packaging, including the size, size and shape of the display surface. There are three common forms in our daily life, natural forms, artificial forms, and occasional forms. It is necessary to find a form suitable for any nature, that is, to call something with a common regularity an abstract form.