diff --git a/SunnyUI.Demo/Bin/SunnyUI.Demo.exe b/SunnyUI.Demo/Bin/SunnyUI.Demo.exe
index ca107e2b..071f2ac3 100644
Binary files a/SunnyUI.Demo/Bin/SunnyUI.Demo.exe and b/SunnyUI.Demo/Bin/SunnyUI.Demo.exe differ
diff --git a/SunnyUI.Demo/Bin/SunnyUI.dll b/SunnyUI.Demo/Bin/SunnyUI.dll
index f45f9c01..f214c4c6 100644
Binary files a/SunnyUI.Demo/Bin/SunnyUI.dll and b/SunnyUI.Demo/Bin/SunnyUI.dll differ
diff --git a/SunnyUI.Demo/Controls/FProcess.cs b/SunnyUI.Demo/Controls/FProcess.cs
index da45768a..3643107c 100644
--- a/SunnyUI.Demo/Controls/FProcess.cs
+++ b/SunnyUI.Demo/Controls/FProcess.cs
@@ -20,12 +20,7 @@
             value++;
             uiTrackBar2.Value = uiTrackBar1.Value = value;
             uiProcessBar2.Value = uiProcessBar1.Value = value;
-            uiProcessBar3.Value = uiRoundProcess2.Value = uiRoundProcess1.Value = value;
-        }
-
-        private void uiTrackBar1_ValueChanged(object sender, System.EventArgs e)
-        {
-
+            uiRoundProcess4.Value = uiRoundProcess3.Value = uiProcessBar3.Value = uiRoundProcess2.Value = uiRoundProcess1.Value = value;
         }
 
         private void uiTrackBar3_ValueChanged(object sender, System.EventArgs e)
diff --git a/SunnyUI.Demo/Controls/FProcess.designer.cs b/SunnyUI.Demo/Controls/FProcess.designer.cs
index 45bd8dbc..505a03e5 100644
--- a/SunnyUI.Demo/Controls/FProcess.designer.cs
+++ b/SunnyUI.Demo/Controls/FProcess.designer.cs
@@ -54,12 +54,13 @@ namespace Sunny.UI.Demo
             this.timer1 = new System.Windows.Forms.Timer(this.components);
             this.uiProcessBar3 = new Sunny.UI.UIProcessBar();
             this.uiLine6 = new Sunny.UI.UILine();
+            this.uiRoundProcess3 = new Sunny.UI.UIRoundProcess();
+            this.uiRoundProcess4 = new Sunny.UI.UIRoundProcess();
             this.SuspendLayout();
             // 
             // uiTrackBar8
             // 
             this.uiTrackBar8.Direction = Sunny.UI.UITrackBar.BarDirection.Vertical;
-            this.uiTrackBar8.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar8.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar8.Location = new System.Drawing.Point(428, 395);
             this.uiTrackBar8.MinimumSize = new System.Drawing.Size(1, 1);
@@ -72,7 +73,6 @@ namespace Sunny.UI.Demo
             // uiTrackBar7
             // 
             this.uiTrackBar7.Direction = Sunny.UI.UITrackBar.BarDirection.Vertical;
-            this.uiTrackBar7.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar7.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar7.Location = new System.Drawing.Point(387, 395);
             this.uiTrackBar7.MinimumSize = new System.Drawing.Size(1, 1);
@@ -85,7 +85,6 @@ namespace Sunny.UI.Demo
             // uiTrackBar6
             // 
             this.uiTrackBar6.Direction = Sunny.UI.UITrackBar.BarDirection.Vertical;
-            this.uiTrackBar6.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar6.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar6.Location = new System.Drawing.Point(346, 395);
             this.uiTrackBar6.MinimumSize = new System.Drawing.Size(1, 1);
@@ -98,7 +97,6 @@ namespace Sunny.UI.Demo
             // uiTrackBar5
             // 
             this.uiTrackBar5.Direction = Sunny.UI.UITrackBar.BarDirection.Vertical;
-            this.uiTrackBar5.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar5.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar5.Location = new System.Drawing.Point(305, 395);
             this.uiTrackBar5.MinimumSize = new System.Drawing.Size(1, 1);
@@ -110,7 +108,6 @@ namespace Sunny.UI.Demo
             // 
             // uiTrackBar4
             // 
-            this.uiTrackBar4.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar4.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar4.Location = new System.Drawing.Point(28, 465);
             this.uiTrackBar4.MinimumSize = new System.Drawing.Size(1, 1);
@@ -122,7 +119,6 @@ namespace Sunny.UI.Demo
             // 
             // uiTrackBar3
             // 
-            this.uiTrackBar3.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar3.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar3.Location = new System.Drawing.Point(28, 430);
             this.uiTrackBar3.MinimumSize = new System.Drawing.Size(1, 1);
@@ -135,7 +131,6 @@ namespace Sunny.UI.Demo
             // uiTrackBar2
             // 
             this.uiTrackBar2.Direction = Sunny.UI.UITrackBar.BarDirection.Vertical;
-            this.uiTrackBar2.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar2.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar2.Location = new System.Drawing.Point(264, 395);
             this.uiTrackBar2.MinimumSize = new System.Drawing.Size(1, 1);
@@ -148,7 +143,6 @@ namespace Sunny.UI.Demo
             // uiLine2
             // 
             this.uiLine2.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine2.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine2.Location = new System.Drawing.Point(29, 287);
             this.uiLine2.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine2.Name = "uiLine2";
@@ -180,26 +174,22 @@ namespace Sunny.UI.Demo
             this.uiRoundProcess2.BackColor = System.Drawing.Color.Transparent;
             this.uiRoundProcess2.DecimalPlaces = 0;
             this.uiRoundProcess2.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiRoundProcess2.ForeColor = System.Drawing.Color.White;
             this.uiRoundProcess2.Inner = 0;
-            this.uiRoundProcess2.Location = new System.Drawing.Point(155, 167);
+            this.uiRoundProcess2.Location = new System.Drawing.Point(133, 167);
             this.uiRoundProcess2.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiRoundProcess2.Name = "uiRoundProcess2";
             this.uiRoundProcess2.ShowProcess = true;
             this.uiRoundProcess2.Size = new System.Drawing.Size(120, 120);
-            this.uiRoundProcess2.Style = Sunny.UI.UIStyle.Custom;
-            this.uiRoundProcess2.StyleCustomMode = true;
             this.uiRoundProcess2.TabIndex = 93;
             this.uiRoundProcess2.Text = "0%";
             // 
             // uiLine9
             // 
             this.uiLine9.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine9.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine9.Location = new System.Drawing.Point(29, 147);
             this.uiLine9.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine9.Name = "uiLine9";
-            this.uiLine9.Size = new System.Drawing.Size(319, 20);
+            this.uiLine9.Size = new System.Drawing.Size(440, 20);
             this.uiLine9.TabIndex = 92;
             this.uiLine9.Text = "UIRoundProcess";
             this.uiLine9.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
@@ -208,7 +198,8 @@ namespace Sunny.UI.Demo
             // 
             this.uiRoundProcess1.BackColor = System.Drawing.Color.Transparent;
             this.uiRoundProcess1.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiRoundProcess1.Location = new System.Drawing.Point(28, 167);
+            this.uiRoundProcess1.Inner = 35;
+            this.uiRoundProcess1.Location = new System.Drawing.Point(15, 167);
             this.uiRoundProcess1.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiRoundProcess1.Name = "uiRoundProcess1";
             this.uiRoundProcess1.ShowProcess = true;
@@ -231,8 +222,7 @@ namespace Sunny.UI.Demo
             // uiLine1
             // 
             this.uiLine1.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine1.LineDashStyle = Sunny.UI.UILineDashStyle.None;
-            this.uiLine1.Location = new System.Drawing.Point(381, 54);
+            this.uiLine1.Location = new System.Drawing.Point(411, 54);
             this.uiLine1.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine1.Name = "uiLine1";
             this.uiLine1.Size = new System.Drawing.Size(319, 20);
@@ -243,7 +233,7 @@ namespace Sunny.UI.Demo
             // uiWaitingBar1
             // 
             this.uiWaitingBar1.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiWaitingBar1.Location = new System.Drawing.Point(381, 88);
+            this.uiWaitingBar1.Location = new System.Drawing.Point(411, 88);
             this.uiWaitingBar1.MinimumSize = new System.Drawing.Size(70, 23);
             this.uiWaitingBar1.Name = "uiWaitingBar1";
             this.uiWaitingBar1.Size = new System.Drawing.Size(319, 29);
@@ -253,7 +243,6 @@ namespace Sunny.UI.Demo
             // uiLine5
             // 
             this.uiLine5.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine5.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine5.Location = new System.Drawing.Point(28, 369);
             this.uiLine5.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine5.Name = "uiLine5";
@@ -264,7 +253,6 @@ namespace Sunny.UI.Demo
             // 
             // uiTrackBar1
             // 
-            this.uiTrackBar1.DisableColor = System.Drawing.Color.Silver;
             this.uiTrackBar1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTrackBar1.Location = new System.Drawing.Point(28, 395);
             this.uiTrackBar1.MinimumSize = new System.Drawing.Size(1, 1);
@@ -272,16 +260,14 @@ namespace Sunny.UI.Demo
             this.uiTrackBar1.Size = new System.Drawing.Size(158, 29);
             this.uiTrackBar1.TabIndex = 86;
             this.uiTrackBar1.Text = "uiTrackBar1";
-            this.uiTrackBar1.ValueChanged += new System.EventHandler(this.uiTrackBar1_ValueChanged);
             // 
             // uiLine4
             // 
             this.uiLine4.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine4.LineDashStyle = Sunny.UI.UILineDashStyle.None;
-            this.uiLine4.Location = new System.Drawing.Point(381, 147);
+            this.uiLine4.Location = new System.Drawing.Point(527, 147);
             this.uiLine4.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine4.Name = "uiLine4";
-            this.uiLine4.Size = new System.Drawing.Size(319, 20);
+            this.uiLine4.Size = new System.Drawing.Size(203, 20);
             this.uiLine4.TabIndex = 85;
             this.uiLine4.Text = "UIProgressIndicator";
             this.uiLine4.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
@@ -289,7 +275,7 @@ namespace Sunny.UI.Demo
             // uiProgressIndicator1
             // 
             this.uiProgressIndicator1.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiProgressIndicator1.Location = new System.Drawing.Point(381, 167);
+            this.uiProgressIndicator1.Location = new System.Drawing.Point(527, 173);
             this.uiProgressIndicator1.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiProgressIndicator1.Name = "uiProgressIndicator1";
             this.uiProgressIndicator1.Size = new System.Drawing.Size(120, 120);
@@ -299,7 +285,6 @@ namespace Sunny.UI.Demo
             // uiLine3
             // 
             this.uiLine3.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine3.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine3.Location = new System.Drawing.Point(30, 54);
             this.uiLine3.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine3.Name = "uiLine3";
@@ -336,7 +321,6 @@ namespace Sunny.UI.Demo
             // uiLine6
             // 
             this.uiLine6.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine6.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine6.Location = new System.Drawing.Point(527, 287);
             this.uiLine6.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine6.Name = "uiLine6";
@@ -345,11 +329,48 @@ namespace Sunny.UI.Demo
             this.uiLine6.Text = "UIProcessBar";
             this.uiLine6.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
             // 
+            // uiRoundProcess3
+            // 
+            this.uiRoundProcess3.BackColor = System.Drawing.Color.Transparent;
+            this.uiRoundProcess3.DecimalPlaces = 0;
+            this.uiRoundProcess3.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiRoundProcess3.ForeColor2 = System.Drawing.Color.Black;
+            this.uiRoundProcess3.Inner = 35;
+            this.uiRoundProcess3.Location = new System.Drawing.Point(251, 167);
+            this.uiRoundProcess3.MinimumSize = new System.Drawing.Size(1, 1);
+            this.uiRoundProcess3.Name = "uiRoundProcess3";
+            this.uiRoundProcess3.ShowProcess = true;
+            this.uiRoundProcess3.Size = new System.Drawing.Size(120, 120);
+            this.uiRoundProcess3.StartAngle = 220;
+            this.uiRoundProcess3.SweepAngle = 280;
+            this.uiRoundProcess3.TabIndex = 105;
+            this.uiRoundProcess3.Text = "50%";
+            this.uiRoundProcess3.Value = 50;
+            // 
+            // uiRoundProcess4
+            // 
+            this.uiRoundProcess4.BackColor = System.Drawing.Color.Transparent;
+            this.uiRoundProcess4.DecimalPlaces = 0;
+            this.uiRoundProcess4.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiRoundProcess4.ForeColor2 = System.Drawing.Color.Black;
+            this.uiRoundProcess4.Inner = 35;
+            this.uiRoundProcess4.Location = new System.Drawing.Point(369, 167);
+            this.uiRoundProcess4.MinimumSize = new System.Drawing.Size(1, 1);
+            this.uiRoundProcess4.Name = "uiRoundProcess4";
+            this.uiRoundProcess4.ShowProcess = true;
+            this.uiRoundProcess4.Size = new System.Drawing.Size(120, 120);
+            this.uiRoundProcess4.StartAngle = 270;
+            this.uiRoundProcess4.SweepAngle = 180;
+            this.uiRoundProcess4.TabIndex = 106;
+            this.uiRoundProcess4.Text = "0%";
+            // 
             // FProcess
             // 
             this.AllowShowTitle = true;
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.None;
             this.ClientSize = new System.Drawing.Size(800, 546);
+            this.Controls.Add(this.uiRoundProcess4);
+            this.Controls.Add(this.uiRoundProcess3);
             this.Controls.Add(this.uiLine6);
             this.Controls.Add(this.uiProcessBar3);
             this.Controls.Add(this.uiTrackBar8);
@@ -408,5 +429,7 @@ namespace Sunny.UI.Demo
         private System.Windows.Forms.Timer timer1;
         private UIProcessBar uiProcessBar3;
         private UILine uiLine6;
+        private UIRoundProcess uiRoundProcess3;
+        private UIRoundProcess uiRoundProcess4;
     }
 }
\ No newline at end of file
diff --git a/SunnyUI.Demo/SunnyUI.Demo.csproj b/SunnyUI.Demo/SunnyUI.Demo.csproj
index d4c65616..91caa260 100644
--- a/SunnyUI.Demo/SunnyUI.Demo.csproj
+++ b/SunnyUI.Demo/SunnyUI.Demo.csproj
@@ -41,8 +41,8 @@
     <ApplicationManifest>app.manifest</ApplicationManifest>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="SunnyUI, Version=3.4.0.0, Culture=neutral, PublicKeyToken=27d7d2e821d97aeb, processorArchitecture=MSIL">
-      <HintPath>..\packages\SunnyUI.3.4.0\lib\net472\SunnyUI.dll</HintPath>
+    <Reference Include="SunnyUI, Version=3.4.1.0, Culture=neutral, PublicKeyToken=27d7d2e821d97aeb, processorArchitecture=MSIL">
+      <HintPath>..\packages\SunnyUI.3.4.1\lib\net472\SunnyUI.dll</HintPath>
     </Reference>
     <Reference Include="SunnyUI.Common, Version=3.4.0.0, Culture=neutral, PublicKeyToken=5a271fb7ba597231, processorArchitecture=MSIL">
       <HintPath>..\packages\SunnyUI.Common.3.4.0\lib\net472\SunnyUI.Common.dll</HintPath>
diff --git a/SunnyUI.Demo/packages.config b/SunnyUI.Demo/packages.config
index f9c8c98a..c7d98075 100644
--- a/SunnyUI.Demo/packages.config
+++ b/SunnyUI.Demo/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="SunnyUI" version="3.4.0" targetFramework="net472" />
+  <package id="SunnyUI" version="3.4.1" targetFramework="net472" />
   <package id="SunnyUI.Common" version="3.4.0" targetFramework="net472" />
 </packages>
\ No newline at end of file
diff --git a/SunnyUI/SunnyUI.csproj b/SunnyUI/SunnyUI.csproj
index 69ac33f0..82492bd9 100644
--- a/SunnyUI/SunnyUI.csproj
+++ b/SunnyUI/SunnyUI.csproj
@@ -9,7 +9,7 @@
         <Description>SunnyUI.Net 是基于.Net Framework 4.0~4.8、.Net6、.Net7 框架的 C# WinForm 开源控件库、工具类库、扩展类库、多页面开发框架。</Description>
         <Copyright>CopyRight © SunnyUI.Net 2012-2023</Copyright>
         <PackageLicenseExpression>GPL-3.0-only</PackageLicenseExpression>
-        <Version>3.4.0.0</Version>
+        <Version>3.4.1.0</Version>
         <Authors>ShenYonghua</Authors>
         <Company>SunnyUI.Net</Company>
         <PackageId>SunnyUI</PackageId>