diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/Json/AbpJsonOptionsSetup.cs b/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/Json/AbpJsonOptionsSetup.cs
index 366906f66e..bc5f4bef28 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/Json/AbpJsonOptionsSetup.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/Json/AbpJsonOptionsSetup.cs
@@ -27,6 +27,9 @@ namespace Volo.Abp.AspNetCore.Mvc.Json
 
             options.JsonSerializerOptions.Converters.Add(new AbpStringToEnumFactory());
             options.JsonSerializerOptions.Converters.Add(new AbpStringToBooleanConverter());
+
+            options.JsonSerializerOptions.Converters.Add(new ObjectToInferredTypesConverter());
+            options.JsonSerializerOptions.Converters.Add(new AbpExtraPropertyDictionaryJsonConverterFactory());
         }
     }
 }
diff --git a/framework/src/Volo.Abp.Json/Volo.Abp.Json.csproj b/framework/src/Volo.Abp.Json/Volo.Abp.Json.csproj
index 1ef71853fa..ef88ab752b 100644
--- a/framework/src/Volo.Abp.Json/Volo.Abp.Json.csproj
+++ b/framework/src/Volo.Abp.Json/Volo.Abp.Json.csproj
@@ -16,6 +16,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Volo.Abp.Timing\Volo.Abp.Timing.csproj" />
+    <ProjectReference Include="..\..\src\Volo.Abp.ObjectExtending\Volo.Abp.ObjectExtending.csproj" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
   </ItemGroup>
 
diff --git a/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/AbpSystemTextJsonSerializerOptionsSetup.cs b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/AbpSystemTextJsonSerializerOptionsSetup.cs
index 626e084ca6..a5d6d111b1 100644
--- a/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/AbpSystemTextJsonSerializerOptionsSetup.cs
+++ b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/AbpSystemTextJsonSerializerOptionsSetup.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
 using Volo.Abp.Json.SystemTextJson.JsonConverters;
@@ -21,6 +21,9 @@ namespace Volo.Abp.Json.SystemTextJson
 
             options.JsonSerializerOptions.Converters.Add(new AbpStringToEnumFactory());
             options.JsonSerializerOptions.Converters.Add(new AbpStringToBooleanConverter());
+
+            options.JsonSerializerOptions.Converters.Add(new ObjectToInferredTypesConverter());
+            options.JsonSerializerOptions.Converters.Add(new AbpExtraPropertyDictionaryJsonConverterFactory());
         }
     }
 }
diff --git a/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/AbpExtraPropertyDictionaryJsonConverter.cs b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/AbpExtraPropertyDictionaryJsonConverter.cs
new file mode 100644
index 0000000000..5a4ef9d2df
--- /dev/null
+++ b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/AbpExtraPropertyDictionaryJsonConverter.cs
@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Volo.Abp.Data;
+using Volo.Abp.ObjectExtending;
+
+namespace Volo.Abp.Json.SystemTextJson.JsonConverters
+{
+    public class AbpExtraPropertyDictionaryJsonConverter<T> : JsonConverter<T>
+        where T : ExtensibleObject
+    {
+        public override T Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+        {
+            var newOptions = new JsonSerializerOptions(options);
+            newOptions.Converters.RemoveAll(x => x == this || x.GetType() == typeof(AbpExtraPropertyDictionaryJsonConverterFactory));
+
+            var rootElement = JsonDocument.ParseValue(ref reader).RootElement;
+            var extensibleObject = JsonSerializer.Deserialize<T>(rootElement.GetRawText(), newOptions);
+            var extraProperties = rootElement.EnumerateObject().FirstOrDefault(x =>
+                    x.Name.Equals(nameof(ExtensibleObject.ExtraProperties), StringComparison.OrdinalIgnoreCase))
+                .Value.GetRawText();
+
+            var extraPropertyDictionary = JsonSerializer.Deserialize(extraProperties, typeof(ExtraPropertyDictionary), newOptions);
+
+            ObjectHelper.TrySetProperty(extensibleObject, x => x.ExtraProperties, () => extraPropertyDictionary);
+
+            return extensibleObject;
+        }
+
+        public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)
+        {
+            var newOptions = new JsonSerializerOptions(options);
+            newOptions.Converters.RemoveAll(x => x == this || x.GetType() == typeof(AbpExtraPropertyDictionaryJsonConverterFactory));
+            JsonSerializer.Serialize(writer, value, newOptions);
+        }
+    }
+}
diff --git a/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/AbpExtraPropertyDictionaryJsonConverterFactory.cs b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/AbpExtraPropertyDictionaryJsonConverterFactory.cs
new file mode 100644
index 0000000000..9dabd86b85
--- /dev/null
+++ b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/AbpExtraPropertyDictionaryJsonConverterFactory.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Reflection;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Volo.Abp.ObjectExtending;
+
+namespace Volo.Abp.Json.SystemTextJson.JsonConverters
+{
+    public class AbpExtraPropertyDictionaryJsonConverterFactory : JsonConverterFactory
+    {
+        public override bool CanConvert(Type typeToConvert)
+        {
+            return typeToConvert == typeof(ExtensibleObject) || typeToConvert.IsSubclassOf(typeof(ExtensibleObject));
+        }
+
+        public override JsonConverter CreateConverter(Type typeToConvert, JsonSerializerOptions options)
+        {
+            return (JsonConverter) Activator.CreateInstance(
+                typeof(AbpExtraPropertyDictionaryJsonConverter<>).MakeGenericType(typeToConvert),
+                BindingFlags.Instance | BindingFlags.Public,
+                binder: null,
+                null,
+                culture: null)!;
+        }
+    }
+}
diff --git a/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/ObjectToInferredTypesConverter.cs b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/ObjectToInferredTypesConverter.cs
index 02fa9bbaff..c323293dd9 100644
--- a/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/ObjectToInferredTypesConverter.cs
+++ b/framework/src/Volo.Abp.Json/Volo/Abp/Json/SystemTextJson/JsonConverters/ObjectToInferredTypesConverter.cs
@@ -51,7 +51,9 @@ namespace Volo.Abp.Json.SystemTextJson.JsonConverters
 
         public override void Write(Utf8JsonWriter writer, object objectToWrite, JsonSerializerOptions options)
         {
-            throw new InvalidOperationException("Should not get here.");
+            var newOptions = new JsonSerializerOptions(options);
+            newOptions.Converters.Remove(this);
+            JsonSerializer.Serialize(writer, objectToWrite, newOptions);
         }
     }
 }
diff --git a/framework/test/Volo.Abp.Json.Tests/Volo/Abp/Json/AbpSystemTextJsonSerializerProvider_Tests.cs b/framework/test/Volo.Abp.Json.Tests/Volo/Abp/Json/AbpSystemTextJsonSerializerProvider_Tests.cs
index dd4a366b03..da49f7ebc6 100644
--- a/framework/test/Volo.Abp.Json.Tests/Volo/Abp/Json/AbpSystemTextJsonSerializerProvider_Tests.cs
+++ b/framework/test/Volo.Abp.Json.Tests/Volo/Abp/Json/AbpSystemTextJsonSerializerProvider_Tests.cs
@@ -1,5 +1,7 @@
 using Shouldly;
+using Volo.Abp.Data;
 using Volo.Abp.Json.SystemTextJson;
+using Volo.Abp.ObjectExtending;
 using Xunit;
 
 namespace Volo.Abp.Json
@@ -78,6 +80,24 @@ namespace Volo.Abp.Json
             newJson.ShouldBe("{\"name\":\"abp\",\"type\":2}");
         }
 
+
+        [Fact]
+        public void Serialize_Deserialize_ExtensibleObject()
+        {
+            var json = "{\"name\":\"test\",\"extraProperties\":{\"One\":\"123\",\"Two\":456}}";
+            var extensibleObject = _jsonSerializer.Deserialize<TestExtensibleObjectClass>(json);
+            extensibleObject.GetProperty("One").ShouldBe("123");
+            extensibleObject.GetProperty("Two").ShouldBe(456);
+
+            var newJson = _jsonSerializer.Serialize(extensibleObject);
+            newJson.ShouldBe(json);
+        }
+
+        class TestExtensibleObjectClass : ExtensibleObject
+        {
+            public string Name { get; set; }
+        }
+
         class FileWithBoolean
         {
             public string Name { get; set; }