diff --git a/WPF控件-9-GroupBox/App.xaml b/WPF控件-9-GroupBox/App.xaml
new file mode 100644
index 0000000..c782e60
--- /dev/null
+++ b/WPF控件-9-GroupBox/App.xaml
@@ -0,0 +1,9 @@
+<Application x:Class="WPF控件_9_GroupBox.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:WPF控件_9_GroupBox"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+         
+    </Application.Resources>
+</Application>
diff --git a/WPF控件-9-GroupBox/App.xaml.cs b/WPF控件-9-GroupBox/App.xaml.cs
new file mode 100644
index 0000000..cff04a4
--- /dev/null
+++ b/WPF控件-9-GroupBox/App.xaml.cs
@@ -0,0 +1,12 @@
+using System.Configuration;
+using System.Data;
+using System.Windows;
+
+namespace WPF控件_9_GroupBox;
+
+/// <summary>
+/// Interaction logic for App.xaml
+/// </summary>
+public partial class App : Application
+{
+}
\ No newline at end of file
diff --git a/WPF控件-9-GroupBox/AssemblyInfo.cs b/WPF控件-9-GroupBox/AssemblyInfo.cs
new file mode 100644
index 0000000..4a05c7d
--- /dev/null
+++ b/WPF控件-9-GroupBox/AssemblyInfo.cs
@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+    //(used if a resource is not found in the page,
+    // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+    //(used if a resource is not found in the page,
+    // app, or any theme specific resource dictionaries)
+)]
\ No newline at end of file
diff --git a/WPF控件-9-GroupBox/MainWindow.xaml b/WPF控件-9-GroupBox/MainWindow.xaml
new file mode 100644
index 0000000..2566a00
--- /dev/null
+++ b/WPF控件-9-GroupBox/MainWindow.xaml
@@ -0,0 +1,18 @@
+<Window x:Class="WPF控件_9_GroupBox.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:WPF控件_9_GroupBox"
+        mc:Ignorable="d"
+        Title="MainWindow" Height="450" Width="800">
+    <GroupBox Header="盒子组" Padding="5" Margin="5" VerticalAlignment="Top">
+        <StackPanel>
+            <RadioButton Margin="3">One </RadioButton>
+            <RadioButton Margin="3">Two</RadioButton>
+            <RadioButton Margin="3">Three</RadioButton>
+            <RadioButton GroupName="New">Four</RadioButton>
+            <Button Margin="3">保存</Button>
+        </StackPanel>
+    </GroupBox>
+</Window>
diff --git a/WPF控件-9-GroupBox/MainWindow.xaml.cs b/WPF控件-9-GroupBox/MainWindow.xaml.cs
new file mode 100644
index 0000000..ffc80f9
--- /dev/null
+++ b/WPF控件-9-GroupBox/MainWindow.xaml.cs
@@ -0,0 +1,23 @@
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace WPF控件_9_GroupBox;
+
+/// <summary>
+/// Interaction logic for MainWindow.xaml
+/// </summary>
+public partial class MainWindow : Window
+{
+    public MainWindow()
+    {
+        InitializeComponent();
+    }
+}
\ No newline at end of file
diff --git a/WPF控件-9-GroupBox/WPF控件-9-GroupBox.csproj b/WPF控件-9-GroupBox/WPF控件-9-GroupBox.csproj
new file mode 100644
index 0000000..ebc57b7
--- /dev/null
+++ b/WPF控件-9-GroupBox/WPF控件-9-GroupBox.csproj
@@ -0,0 +1,12 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>WinExe</OutputType>
+        <TargetFramework>net8.0-windows</TargetFramework>
+        <RootNamespace>WPF控件_9_GroupBox</RootNamespace>
+        <Nullable>enable</Nullable>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <UseWPF>true</UseWPF>
+    </PropertyGroup>
+
+</Project>
diff --git a/WPF控件.sln b/WPF控件.sln
index dc18acf..b36a8f6 100644
--- a/WPF控件.sln
+++ b/WPF控件.sln
@@ -16,6 +16,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WPF控件-7-Popup", "WPF控
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WPF控件-8-ScrollViewer", "WPF控件-8-ScrollViewer\WPF控件-8-ScrollViewer.csproj", "{84E26482-499C-412E-B43E-931BD0C0E983}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WPF控件-9-GroupBox", "WPF控件-9-GroupBox\WPF控件-9-GroupBox.csproj", "{04404109-C5C1-44EF-9D1D-224D082DB36B}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -54,5 +56,9 @@ Global
 		{84E26482-499C-412E-B43E-931BD0C0E983}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{84E26482-499C-412E-B43E-931BD0C0E983}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{84E26482-499C-412E-B43E-931BD0C0E983}.Release|Any CPU.Build.0 = Release|Any CPU
+		{04404109-C5C1-44EF-9D1D-224D082DB36B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{04404109-C5C1-44EF-9D1D-224D082DB36B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{04404109-C5C1-44EF-9D1D-224D082DB36B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{04404109-C5C1-44EF-9D1D-224D082DB36B}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal