What are the visual symbols?

Visual symbol is a kind of nonverbal symbol. It is a media carrier to convey all kinds of information, and it is composed of symbolic elements such as lines, brilliance, strength, expression, balance and form. Visual symbols can be divided into static and dynamic forms. Visual symbol is an expressive symbol to express design concept and design connotation. The symbolism of visual symbols can not only produce visual association in form, but also arouse people's association with things, so as to achieve emotional harmony.