diff --git a/modules/permission-management/src/Volo.Abp.PermissionManagement.Domain/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer.cs b/modules/permission-management/src/Volo.Abp.PermissionManagement.Domain/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer.cs
index 47abbc97eb..13276be20b 100644
--- a/modules/permission-management/src/Volo.Abp.PermissionManagement.Domain/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer.cs
+++ b/modules/permission-management/src/Volo.Abp.PermissionManagement.Domain/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer.cs
@@ -64,7 +64,21 @@ public class PermissionDefinitionSerializer : IPermissionDefinitionSerializer, I
 
     public Task<PermissionGroupDefinitionRecord> SerializeAsync(PermissionGroupDefinition permissionGroup)
     {
-        throw new System.NotImplementedException();
+        using (CultureHelper.Use(CultureInfo.InvariantCulture))
+        {
+            var permissionGroupRecord = new PermissionGroupDefinitionRecord(
+                GuidGenerator.Create(),
+                permissionGroup.Name,
+                permissionGroup.DisplayName.Localize(StringLocalizerFactory)
+            );
+
+            foreach (var property in permissionGroup.Properties)
+            {
+                permissionGroupRecord.SetProperty(property.Key, property.Value);
+            }
+            
+            return Task.FromResult(permissionGroupRecord);
+        }
     }
 
     public Task<PermissionGroupDefinition> DeserializeAsync(PermissionGroupDefinitionRecord permissionGroupRecord)
diff --git a/modules/permission-management/test/Volo.Abp.PermissionManagement.Domain.Tests/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer_Tests.cs b/modules/permission-management/test/Volo.Abp.PermissionManagement.Domain.Tests/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer_Tests.cs
index 35a7961e11..cac2892838 100644
--- a/modules/permission-management/test/Volo.Abp.PermissionManagement.Domain.Tests/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer_Tests.cs
+++ b/modules/permission-management/test/Volo.Abp.PermissionManagement.Domain.Tests/Volo/Abp/PermissionManagement/PermissionDefinitionSerializer_Tests.cs
@@ -1,4 +1,6 @@
-using System.Threading.Tasks;
+using System;
+using System.Linq;
+using System.Threading.Tasks;
 using Shouldly;
 using Volo.Abp.Authorization.Permissions;
 using Volo.Abp.Data;
@@ -18,6 +20,25 @@ public class PermissionDefinitionSerializer_Tests : PermissionTestBase
     {
         _serializer = GetRequiredService<IPermissionDefinitionSerializer>();
     }
+
+    [Fact]
+    public async Task Serialize_Permission_Group_Definition()
+    {
+        // Arrange
+        
+        var context = new PermissionDefinitionContext(null);
+        var group1 = CreatePermissionGroup1(context);
+        
+        // Act
+
+        var permissionGroupRecord = await _serializer.SerializeAsync(group1);
+            
+        //Assert
+
+        permissionGroupRecord.Name.ShouldBe("Group1");
+        permissionGroupRecord.DisplayName.ShouldBe("Group one");
+        permissionGroupRecord.GetProperty("CustomProperty1").ShouldBe("CustomValue1");
+    }
     
     [Fact]
     public async Task Serialize_Complex_Permission_Definition()
@@ -52,6 +73,41 @@ public class PermissionDefinitionSerializer_Tests : PermissionTestBase
         permissionRecord.MultiTenancySide.ShouldBe(MultiTenancySides.Tenant);
         permissionRecord.StateCheckers.ShouldBe("[{\"T\":\"GF\",\"A\":true,\"N\":[\"GlobalFeature1\",\"GlobalFeature2\"]}]");
     }
+    
+    [Fact(Skip = "Not implemented yet")]
+    public async Task Deserialize_Complex_Permission_Definition()
+    {
+        // Arrange
+      
+        var permissionRecord = new PermissionDefinitionRecord
+        {
+            Name = "Permission1",
+            GroupName = "Group1",
+            DisplayName = "Permission one",
+            Providers = "ProviderA,ProviderB",
+            IsEnabled = true,
+            MultiTenancySide = MultiTenancySides.Tenant,
+            StateCheckers = "[{\"T\":\"GF\",\"A\":true,\"N\":[\"GlobalFeature1\",\"GlobalFeature2\"]}]"
+        };
+
+        // Act
+
+        var permission = await _serializer.DeserializeAsync(permissionRecord);
+       
+        //Assert
+
+        permission.Name.ShouldBe("Permission1");
+        permission.DisplayName.ShouldBeOfType<FixedLocalizableString>();
+        permission.DisplayName.As<FixedLocalizableString>().Value.ShouldBe("Permission one");
+        permission.Parent.ShouldBeNull();
+        permission.MultiTenancySide.ShouldBe(MultiTenancySides.Tenant);
+        permission.IsEnabled.ShouldBe(true);
+        permission.Providers.Count.ShouldBe(2);
+        permission.Providers.ShouldContain("ProviderA");
+        permission.Providers.ShouldContain("ProviderB");
+        permission.StateCheckers.Count.ShouldBe(1);
+        permission.StateCheckers[0].ShouldBeOfType<RequireGlobalFeaturesSimpleStateChecker<PermissionDefinition>>();
+    }
 
     private static PermissionGroupDefinition CreatePermissionGroup1(
         IPermissionDefinitionContext context)