The full name of VI is visual identification, that is, visual design of enterprise VI, which translates into visual identification system. Is to transform the non-visual content of CI into static visual identification symbols. Correctly designing and implementing a scientific visual identification system is a shortcut to spread corporate ideas, establish corporate visibility and shape corporate image. Through VI design, enterprises can gain employees' sense of identity and belonging internally, strengthen enterprise cohesion externally, establish the overall image of enterprises, integrate resources, transmit enterprise information to the audience in a controllable way, and continuously strengthen the audience's cognition through visual symbols, thus gaining recognition. VI is a part of enterprise CI, which includes three aspects. They are BI, MI and VI, and the three aspects are behavior recognition, enterprise mental identity and visual recognition.

VI design generally includes basic part and application part. Visual recognition system is divided into two aspects: basic element system and application element system.

The VI element system mainly includes: enterprise name, enterprise logo, standard words, standard colors, symbolic patterns, publicity and oral English, marketing reports, etc.

The application system mainly includes: office supplies, production equipment, building environment, product packaging, advertising media, vehicles, uniforms, flags, signboards, signs, windows, displays and so on. Visual recognition (VI) has the most spreading power and infectivity in CI system, and is easily accepted by the public, so it has a dominant position.