VI(Visual Identity) visual identification (brand vision system) refers to the visualization of enterprise identification (or brand identification). Through the unified, standardized and beautiful internal and external display of the enterprise or brand, the personality (or unique brand culture) of the enterprise or brand is conveyed. It includes two parts: basic elements and application elements. Basic elements refer to: enterprise name, brand name, logo, standard words, standard colors, auxiliary colors, auxiliary graphics, auxiliary ribbons, decorative patterns, logo combinations, slogan combinations, etc. Application elements refer to: office supplies, public relations supplies, environmental display, monopoly display, street signs, uniform ornaments, transportation, advertising display, etc.