1. Use VantUI's mobile component library: VantUI is a mobile UI component library specially designed for Vue.js, which provides rich reusable components and is suitable for developing mobile apps. VantUI introduces App, which can be installed through npm or yarn and used according to the official document configuration.

2. Be sure to support mobile interaction: the UI and interaction mode of mobile App are different from traditional desktop web pages. When using VantUI components, be sure to adapt to touch events, gesture operations and movement responses. VantUI provides corresponding mobile interactive support, which can be used as needed.

3. Adapt to the style of the mobile terminal. VantUI component library has considered the adaptability of mobile terminal, and its style design conforms to the specifications of mobile terminal. However, in actual use, you may need to make some custom style adjustments according to the design and style requirements of your App.

4. Responsive layout: In the development of mobile apps, mobile devices of different sizes should be fully considered. VantUI provides responsive layout support, which can be adjusted according to different screen sizes to ensure good display on different mobile devices.

5. Test and adapt to different platforms: When developing mobile applications, test and adapt to different mobile platforms, such as iOS and Android. There may be some subtle differences between different platforms, so it is necessary to ensure the compatibility of VantUI on different platforms.