diff --git a/SunnyUI/Common/UApplicationEx.cs b/SunnyUI/Common/UApplicationEx.cs
new file mode 100644
index 00000000..203f310f
--- /dev/null
+++ b/SunnyUI/Common/UApplicationEx.cs
@@ -0,0 +1,132 @@
+using Microsoft.Win32;
+using System;
+using System.Linq;
+using System.Reflection;
+using System.Runtime.InteropServices;
+using System.Windows.Forms;
+
+namespace Sunny.UI
+{
+    public static class ApplicationEx
+    {
+        private static string StartUpPath = "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run";
+
+        //获取GUID
+        public static Guid AppGuid()
+        {
+            Assembly asm = Assembly.GetEntryAssembly();
+            object[] attr = (asm.GetCustomAttributes(typeof(GuidAttribute), true));
+            return new Guid((attr[0] as GuidAttribute).Value);
+        }
+
+        public static string Folder(this Environment.SpecialFolder specialFolder)
+        {
+            return Environment.GetFolderPath(specialFolder).DealPath();
+        }
+
+        public static string FolderWithApplication(this Environment.SpecialFolder specialFolder, bool createIfNotExists = true)
+        {
+            string dir = (specialFolder.Folder() + Application.ProductName).DealPath();
+            if (createIfNotExists) Dir.CreateDir(dir);
+            return dir;
+        }
+
+        /// <summary>
+        /// 用作当前漫游用户的应用程序特定数据的公共储存库的目录。 漫游用户在网络上的多台计算机上工作。 漫游用户的配置文件保留在网络服务器上，并在用户登录时加载到系统中。
+        /// C:\Users\{YourUserName}\AppData\Roaming\{Application.ProductName}\
+        /// </summary>
+        /// <returns></returns>
+        public static string ApplicationDataFolder() => Environment.SpecialFolder.ApplicationData.FolderWithApplication();
+
+        /// <summary>
+        /// 用作当前非漫游用户使用的应用程序特定数据的公共储存库的目录。
+        /// C:\Users\{YourUserName}\AppData\Local\{Application.ProductName}\
+        /// </summary>
+        /// <returns></returns>
+        public static string LocalApplicationDataFolder() => Environment.SpecialFolder.LocalApplicationData.FolderWithApplication();
+
+        /// <summary>
+        /// 用作所有用户使用的应用程序特定数据的公共储存库的目录。
+        /// C:\ProgramData \{Application.ProductName}\
+        /// </summary>
+        /// <returns></returns>
+        public static string CommonApplicationDataFolder() => Environment.SpecialFolder.CommonApplicationData.FolderWithApplication();
+
+        /// <summary>
+        /// 增加当前程序到开机自动运行
+        /// </summary>
+        /// <param name="arguments"></param>
+        public static void AddToStartup(string arguments)
+        {
+            using (RegistryKey key = Registry.CurrentUser.OpenSubKey(StartUpPath, true))
+            {
+                key.SetValue(Application.ProductName, "\"" + Application.ExecutablePath + "\" " + arguments);
+            }
+        }
+
+        /// <summary>
+        /// 增加当前程序到开机自动运行
+        /// </summary>
+        public static void AddToStartup()
+        {
+            using (RegistryKey key = Registry.CurrentUser.OpenSubKey(StartUpPath, true))
+            {
+                key.SetValue(Application.ProductName, "\"" + Application.ExecutablePath + "\"");
+            }
+        }
+
+        /// <summary>
+        /// 从开机自动运行移除当前程序
+        /// </summary>
+        public static void RemoveFromStartup()
+        {
+            using (RegistryKey key = Registry.CurrentUser.OpenSubKey(StartUpPath, true))
+            {
+                key.DeleteValue(Application.ProductName, false);
+            }
+        }
+
+        /// <summary>
+        /// 判断当前程序是否开机自动运行
+        /// </summary>
+        /// <returns></returns>
+        public static bool StartupEnabled()
+        {
+            using (RegistryKey key = Registry.CurrentUser.OpenSubKey(StartUpPath, false))
+            {
+                return key.GetValue(Application.ProductName) != null;
+            }
+        }
+
+        /// <summary>
+        /// 检查并更新当前程序开机自动运行路径
+        /// </summary>
+        public static void CheckAndUpdateStartupPath()
+        {
+            if (StartupEnabled())
+            {
+                string oldValue;
+                string arg = string.Empty;
+
+                //Read Argument From Registry Key Value
+                using (RegistryKey key = Registry.CurrentUser.OpenSubKey(StartUpPath, true))
+                {
+                    oldValue = key.GetValue(Application.ProductName).ToString();
+                    if (oldValue.StartsWith("\""))
+                    {
+                        arg = string.Join("\"", oldValue.Split('\"').Skip(2)).Trim();
+                    }
+                    else if (oldValue.Contains(" "))
+                    {
+                        arg = string.Join(" ", oldValue.Split(' ').Skip(1));
+                    }
+                }
+
+                if (string.IsNullOrEmpty(arg))
+                    AddToStartup();
+                else
+                    AddToStartup(arg);
+            }
+        }
+    }
+}