The art of illustration has a very long history of development, although the particularly simple illustrations also contain rich and profound connotations. People use the perfect collocation of lines and color images in illustration art, and then vividly and concretely present the thoughts and feelings they need to express. Illustration art can develop from ancient times to the present. The most important factor is that the author’s emotions and thoughts are integrated into the illustration art, so the illustration art can continue to develop. At present, the packaging of many products also uses illustration art. According to the use of illustrations on the packaging of various products, not only can the painting style and materials be efficiently enriched, but also the characteristics of the products can be reflected. Through the organic integration of art and products, a unified whole can be created. The biggest characteristic of illustration art is that it is intuitive, vivid, and image. Moreover, the illustration works are not only a description of specific things, but also the author's thoughts, feelings and drawing ideas. In the current environment where art becomes larger and more detailed, illustration art is bound to usher in new development opportunities and development opportunities. Illustrations of different styles have different characteristics, and different painting styles can also efficiently present a variety of product images, and there are many connections between illustration art and painting art, so in many illustration art works In the drawing process, the excellent drawing methods in the art of painting are also combined. According to the reasonable reference of the painting art method, the design theme of the current illustration art in the drawing process is gradually deepened and developed. Therefore, the illustration art has entered a new stage of development. With the increasing emphasis on the external packaging design of the product, the application of illustration art It is more extensive in all kinds of products, and has gradually developed into an indispensable key content in the current implementation of product packaging design.