Flutter is Google's mobile UI framework that can quickly build high-quality native user interfaces on iOS and Android. Demo source code: https://gitee.com/hbwangz/wangz-flutter-demo; dio test interface document: http://api.td0f7.cn:8083/dio/doc.html; Project actual source code: https://gitee.com/hbwangz/zhaoxiaowu_app.git