IAuto is a tool that can be used in various scenarios that require different types of drawing in office work. It can be used to draw all kinds of complex business schematic diagrams, such as flowcharts, svg vector symbols, organizational structures of thinking, circuit diagrams, sequence diagrams, process flowcharts, network topology diagrams, mathematical curves and surfaces, floor plans, logic structure diagrams, project schedule bar charts, water balance diagrams, etc. It is applicable to enterprise managers, engineers and other various functions, without industry restrictions. Compared with other similar products, IAuto can also overlay professional scenarios including process simulation, system simulation, 2D animation, etc. based on flowcharts.