UI design (or interface design) refers to the overall design of human-computer interaction, operation logic and beautiful interface of software, also known as interface design. UI design can be divided into entity UI and virtual UI. The UI design mentioned in the Internet is virtual UI, and UI is the abbreviation of user interface.

Good UI design not only makes the software personalized and tasteful, but also makes the operation of the software comfortable, simple and free, which fully embodies the positioning and characteristics of the software.