Modern packaging concept is a dynamic concept, and modern packaging concept is a dynamic concept. With the development of modern market, the connotation, function and packaging design itself have new contents and definitions. In packaging design, the materials and structures that constitute packaging design are the material basis for transforming design ideas into realistic design objects, and also the important media for forming design beauty. The formal elements such as graphics, colors, characters and shapes that constitute the packaging design object are important means to meet people's needs for the use of the design object, and also an effective way to achieve high added value and enhance competitiveness.

Packaging design is a highly technical and artistic work, and enterprises should follow some principles when designing product packaging.

(1) security principle. Safety is the most basic principle of packaging design. In the pre-packaging process, the selected packaging materials and memory packaging must be suitable for the physical and chemical properties of the product to ensure that the product is not damaged, deformed, deteriorated or smelly.

(2) the principle of economy. The material selection should be safe, firm, light and low-priced, and the internal structure should be scientific and reasonable, which can not only protect the products without adverse side effects, but also prevent the waste of large packaging of small commodities and luxury packaging of low-priced commodities.

(3) Artistic principle. Packaging materials should be elegant, vivid, unconventional, do not imitate, and adopt new packaging materials, which is refreshing. The pattern of the package. Words must be clear and truthfully reflect the characteristics, functions, specifications and uses of goods.

(4) the principle of credibility. We should attach importance to packaging ethics and establish a good reputation of enterprises. Put an end to packaging fraud, deception and damage to the interests of consumers.

(5) Respect the religious beliefs and customs of consumers. Traditional Chinese medicine in packaging design respects the customs and habits of different countries, nationalities and regions, and the characters, patterns and colors on packaging and decoration cannot conflict with the religious beliefs and customs of the target market.

(6) scientific principles. The shape and structure of the package should fully consider the convenience of use, storage and carrying, which is conducive to transportation, storage and display in shops.