First of all, direct display is one of the most common expressions. It shows the product or theme directly and truly on the advertising page, and makes full use of the realistic expression ability of photography or painting. Elaborate description, focusing on rendering the texture, shape and functional use of the product, will present the exquisite texture of the product attractively, give people a realistic sense of reality, and make consumers feel intimate and trust in the advertised products. The advertising screen of Toyo Tire directly shows the relationship between the forum and the road. In this way, the product is directly pushed to consumers, so we should pay great attention to the combination and display angle of the product on the screen, highlight the brand of the product and the most touching part of the product, and set off the product in an infectious space with color and background, thus enhancing the visual impact of the advertising screen.

Second, the prominent feature method is also a common and widely used expression method, and it is one of the important methods to highlight the theme of advertisements, which has significant performance value. In advertising performance, these characteristics that should be highlighted and rendered are generally determined by the unique ability of product image, manufacturer's corporate logo and product trademark. Olympus -Slim (thin and invisible Olympus camera) harrys- Harry's bread, good and soft. Pictorial-Read the last test newspaper in the world. (The fastest newspaper in the world) uses various ways to grasp and emphasize the distinctive features of the product or theme itself, and display them vividly, and put these features in the main visual parts of the advertising screen or set them off, so that the audience can feel it immediately when they contact the text screen, attract attention and generate visual interest, thus stimulating purchase. Third, contrast is the most prominent expression of artistic beauty, which often conflicts with each other. It puts the nature and characteristics of the things depicted in the works in sharp contrast and direct contrast, so as to express and contrast, and achieve centralized, concise and tortuous performance from the differences presented by comparison. Through this method, the performance and characteristics of products are more clearly emphasized or prompted, giving consumers a profound visual experience. BMW-BMW vs Jaguar (Jaguar fled in front of BMW) Pepsi-Pepsi vs Coca-Cola as a common and effective expression, it can be said that all arts benefit from comparative expression. The application of contrast not only makes the advertising theme more expressive, but also full of interest, which expands the appeal of advertising works. The successful application of contrast method can make the seemingly ordinary picture processing contain rich meanings and show the different levels and depths of advertising theme performance.

Fourth, the reasonable exaggeration method exaggerates a certain aspect of the quality or characteristics of the advertising object by imagination, so as to deepen or expand the understanding of these characteristics. Writer Gorky pointed out: "Exaggeration is the basic principle of creation." Through this technique, we can emphasize or reveal the essence of things more clearly and enhance the artistic effect of works. WMF-more acute than you think. (WMF· Carter-beyond imagination) Exaggeration is generally the pursuit of novelty and change. It exaggerates the characteristics and beauty of the object through fiction, giving people a taste of novelty and change. According to the characteristics of its performance, exaggeration can be divided into morphological exaggeration and facial exaggeration. The former is a superficial treatment, while the latter is a hidden treatment. Through the use of exaggeration, the artistic beauty of advertising has been injected with rich emotional color, making the product unique and touching.