diff --git a/framework/Demo/Directory.Build.props b/framework/Demo/Directory.Build.props
index 44c1103ef..6c98521f4 100644
--- a/framework/Demo/Directory.Build.props
+++ b/framework/Demo/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<Version>3.0.0.27</Version>
+		<Version>3.0.0.28</Version>
 		<LangVersion>latest</LangVersion>
 		<Authors>Diego</Authors>
 		<Product>ThingsGateway</Product>
diff --git a/framework/Foundation/Directory.Build.props b/framework/Foundation/Directory.Build.props
index 0ea7d2330..57373cb2d 100644
--- a/framework/Foundation/Directory.Build.props
+++ b/framework/Foundation/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<Version>3.0.0.27</Version>
+		<Version>3.0.0.28</Version>
 		<GenerateDocumentationFile>True</GenerateDocumentationFile>
 		<LangVersion>latest</LangVersion>
 		<TargetFrameworks>net45;netstandard2.0;net6.0;net7.0</TargetFrameworks>
diff --git a/framework/Foundation/ThingsGateway.Foundation/TouchSocket/SerialPort/SerialPort/SerialSession.cs b/framework/Foundation/ThingsGateway.Foundation/TouchSocket/SerialPort/SerialPort/SerialSession.cs
index 789f11910..cd157b059 100644
--- a/framework/Foundation/ThingsGateway.Foundation/TouchSocket/SerialPort/SerialPort/SerialSession.cs
+++ b/framework/Foundation/ThingsGateway.Foundation/TouchSocket/SerialPort/SerialPort/SerialSession.cs
@@ -52,7 +52,14 @@ public class SerialSessionBase : BaseSerial, ISerialSession
         this.Protocol = SerialPort;
         this.m_serialCore = new InternalSerialCore();
     }
-
+    /// <summary>
+    /// <inheritdoc/>
+    /// </summary>
+    /// <returns></returns>
+    public override string ToString()
+    {
+        return SerialProperty?.ToString();
+    }
     #region 变量
 
     private DelaySender m_delaySender;
diff --git a/framework/Plugin/Directory.Build.props b/framework/Plugin/Directory.Build.props
index 16783bb38..e3554ec2f 100644
--- a/framework/Plugin/Directory.Build.props
+++ b/framework/Plugin/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<Version>3.0.0.27</Version>
+		<Version>3.0.0.28</Version>
 		<LangVersion>latest</LangVersion>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<TargetFrameworks>net6.0;net7.0</TargetFrameworks>
diff --git a/framework/UpgradeManger/Directory.Build.props b/framework/UpgradeManger/Directory.Build.props
index 7d38cc957..385db9cbd 100644
--- a/framework/UpgradeManger/Directory.Build.props
+++ b/framework/UpgradeManger/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<Version>3.0.0.27</Version>
+		<Version>3.0.0.28</Version>
 		<LangVersion>latest</LangVersion>
 		<TargetFrameworks>net6.0;net7.0</TargetFrameworks>
 		<Authors>Diego</Authors>
diff --git a/framework/Web/Directory.Build.props b/framework/Web/Directory.Build.props
index 4a19e3932..d5967f6de 100644
--- a/framework/Web/Directory.Build.props
+++ b/framework/Web/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<Version>3.0.0.27</Version>
+		<Version>3.0.0.28</Version>
 		<LangVersion>latest</LangVersion>
 		<ImplicitUsings>enable</ImplicitUsings>
 		<TargetFrameworks>net6.0;net7.0</TargetFrameworks>