1# advanced_ui_component 2 3## Introduction 4advanced_ui is an ArkTS-based UI framework that offers efficient UI combinations for applications in different use cases, bolstered by closed, consistent, and out-of-the-box public component APIs. 5 6## Software Architecture 7**Figure 1** Relationship between advanced_ui and ArkUI 8 9 10 11**Figure 2** advanced_ui architecture 12 13 14 15## Directory Structure 16The following figure shows the directory structure. 17 18``` 19/arkui_advanced_ui_component 20├── atomicservicetabs # Components 21│ └── interface # APIs 22│ └── source # framework sorce work 23├── ..... 24 25``` 26## When to Use 27 28With advanced_ui, you can develop your application UI must faster, leveraging its diverse array of UI component combinations with consistent design and style definitions. You can use and reuse any component anywhere as needed. 29