diff --git a/modules/cms-kit/src/Volo.CmsKit.Admin.Application/Volo/CmsKit/Admin/Contents/ContentAdminAppService.cs b/modules/cms-kit/src/Volo.CmsKit.Admin.Application/Volo/CmsKit/Admin/Contents/ContentAdminAppService.cs
index 9cd6df6bc7..f83d77af52 100644
--- a/modules/cms-kit/src/Volo.CmsKit.Admin.Application/Volo/CmsKit/Admin/Contents/ContentAdminAppService.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.Admin.Application/Volo/CmsKit/Admin/Contents/ContentAdminAppService.cs
@@ -1,14 +1,16 @@
 using Microsoft.AspNetCore.Authorization;
 using System;
+using System.Threading.Tasks;
 using Volo.Abp.Application.Services;
 using Volo.Abp.Domain.Repositories;
 using Volo.CmsKit.Contents;
+using Volo.CmsKit.Domain.Volo.CmsKit.Contents;
 using Volo.CmsKit.Permissions;
 
 namespace Volo.CmsKit.Admin.Contents
 {
     [Authorize(CmsKitAdminPermissions.Contents.Default)]
-    public class ContentAdminAppService : 
+    public class ContentAdminAppService :
         CrudAppService<
             Content,
             ContentDto,
@@ -18,19 +20,37 @@ namespace Volo.CmsKit.Admin.Contents
             ContentUpdateDto
             >, IContentAdminAppService
     {
+        protected IContentManager ContentManager { get; }
         protected IContentRepository ContentRepository { get; }
 
         public ContentAdminAppService(
             IRepository<Content, Guid> repository,
+            IContentManager contentManager,
             IContentRepository contentRepository) : base(repository)
         {
-            ContentRepository = contentRepository;
+            ContentManager = contentManager;
 
             GetListPolicyName = CmsKitAdminPermissions.Contents.Default;
             GetPolicyName = CmsKitAdminPermissions.Contents.Default;
             CreatePolicyName = CmsKitAdminPermissions.Contents.Create;
             UpdatePolicyName = CmsKitAdminPermissions.Contents.Update;
             DeletePolicyName = CmsKitAdminPermissions.Contents.Delete;
+            ContentRepository = contentRepository;
+        }
+
+        [Authorize(CmsKitAdminPermissions.Contents.Create)]
+        public override async Task<ContentDto> CreateAsync(ContentCreateDto input)
+        {
+            var entity = new Content(
+                        GuidGenerator.Create(),
+                        input.EntityType,
+                        input.EntityId,
+                        input.Value,
+                        CurrentTenant?.Id);
+
+            await ContentManager.InsertAsync(entity);
+
+            return MapToGetListOutputDto(entity);
         }
     }
 }
diff --git a/modules/cms-kit/src/Volo.CmsKit.Domain.Shared/Volo/CmsKit/CmsKitErrorCodes.cs b/modules/cms-kit/src/Volo.CmsKit.Domain.Shared/Volo/CmsKit/CmsKitErrorCodes.cs
index 76ba39c3f2..4b57a5a52e 100644
--- a/modules/cms-kit/src/Volo.CmsKit.Domain.Shared/Volo/CmsKit/CmsKitErrorCodes.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.Domain.Shared/Volo/CmsKit/CmsKitErrorCodes.cs
@@ -3,5 +3,6 @@
     public static class CmsKitErrorCodes
     {
         public const string TagAlreadyExist = "CmsKit:0001";
+        public const string ContentAlreadyExist = "CmsKit:0002";
     }
 }
diff --git a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/Content.cs b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/Content.cs
index 6f4175daad..e2d4a2a4ac 100644
--- a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/Content.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/Content.cs
@@ -8,9 +8,9 @@ namespace Volo.CmsKit.Contents
 {
     public class Content : FullAuditedAggregateRoot<Guid>, IMultiTenant
     {
-        public virtual Guid? TenantId { get; set; }
+        public virtual Guid? TenantId { get; protected set; }
         
-        public virtual string EntityType { get; set; }
+        public virtual string EntityType { get; protected set; }
         
         public virtual string EntityId { get; set; }
         
diff --git a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/ContentManager.cs b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/ContentManager.cs
new file mode 100644
index 0000000000..33c4889245
--- /dev/null
+++ b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/ContentManager.cs
@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using Volo.Abp.Domain.Services;
+using Volo.CmsKit.Contents;
+
+namespace Volo.CmsKit.Domain.Volo.CmsKit.Contents
+{
+    public class ContentManager : DomainService, IContentManager
+    {
+        protected IContentRepository ContentRepository { get; }
+        public ContentManager(IContentRepository contentRepository)
+        {
+            ContentRepository = contentRepository;
+        }
+
+
+        public async Task<Content> InsertAsync(Content content, CancellationToken cancellationToken = default)
+        {
+            if (await ContentRepository.ExistAsync(content.EntityType, content.EntityId, content.TenantId, cancellationToken))
+            {
+                throw new ContentAlreadyExistException(content.EntityType, content.EntityId);
+            }
+
+            return await ContentRepository.InsertAsync(content);
+        }
+    }
+}
diff --git a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentManager.cs b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentManager.cs
new file mode 100644
index 0000000000..e795e7895c
--- /dev/null
+++ b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentManager.cs
@@ -0,0 +1,11 @@
+using System.Threading;
+using System.Threading.Tasks;
+using Volo.CmsKit.Contents;
+
+namespace Volo.CmsKit.Domain.Volo.CmsKit.Contents
+{
+    public interface IContentManager
+    {
+        Task<Content> InsertAsync(Content content, CancellationToken cancellationToken = default);
+    }
+}
diff --git a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentRepository.cs b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentRepository.cs
index acd5ed2a84..70fcf748d2 100644
--- a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentRepository.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/IContentRepository.cs
@@ -20,6 +20,16 @@ namespace Volo.CmsKit.Contents
             Guid? tenantId = null,
             CancellationToken cancellationToken = default);
 
-        Task DeleteAsync([NotNull] string entityType, [NotNull] string entityId, Guid? tenantId = null, CancellationToken cancellationToken = default);
+        Task DeleteAsync(
+            [NotNull] string entityType,
+            [NotNull] string entityId,
+            Guid? tenantId = null, 
+            CancellationToken cancellationToken = default);
+
+        Task<bool> ExistAsync(
+            [NotNull] string entityType,
+            [NotNull] string entityId,
+            Guid? tenantId = null,
+            CancellationToken cancellationToken = default);
     }
 }
\ No newline at end of file
diff --git a/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/TagAlreadyExistException.cs b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/TagAlreadyExistException.cs
new file mode 100644
index 0000000000..8ea4d4c54a
--- /dev/null
+++ b/modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Contents/TagAlreadyExistException.cs
@@ -0,0 +1,17 @@
+using JetBrains.Annotations;
+using System;
+using Volo.Abp;
+
+namespace Volo.CmsKit.Contents
+{
+    [Serializable]
+    public class ContentAlreadyExistException : BusinessException
+    {
+        public ContentAlreadyExistException([NotNull] string entityType, [NotNull] string entityId)
+        {
+            Code = CmsKitErrorCodes.ContentAlreadyExist;
+            WithData(nameof(Content.EntityType), entityType);
+            WithData(nameof(Content.EntityId), entityId);
+        }
+    }
+}
diff --git a/modules/cms-kit/src/Volo.CmsKit.EntityFrameworkCore/Volo/CmsKit/Contents/EfCoreContentRepository.cs b/modules/cms-kit/src/Volo.CmsKit.EntityFrameworkCore/Volo/CmsKit/Contents/EfCoreContentRepository.cs
index 9293d637f7..66704ffb6d 100644
--- a/modules/cms-kit/src/Volo.CmsKit.EntityFrameworkCore/Volo/CmsKit/Contents/EfCoreContentRepository.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.EntityFrameworkCore/Volo/CmsKit/Contents/EfCoreContentRepository.cs
@@ -1,4 +1,6 @@
-using System;
+using JetBrains.Annotations;
+using Microsoft.EntityFrameworkCore;
+using System;
 using System.Threading;
 using System.Threading.Tasks;
 using Volo.Abp.Domain.Repositories.EntityFrameworkCore;
@@ -51,5 +53,15 @@ namespace Volo.CmsKit.Contents
                         x.TenantId == tenantId,
                         cancellationToken: GetCancellationToken(cancellationToken));
         }
+
+        public async Task<bool> ExistAsync([NotNull] string entityType, [NotNull] string entityId, Guid? tenantId = null, CancellationToken cancellationToken = default)
+        {
+            var dbSet = await GetDbSetAsync();
+            return await dbSet.AnyAsync(x =>
+                        x.EntityType == entityType &&
+                        x.EntityId == entityId &&
+                        x.TenantId == tenantId,
+                        cancellationToken: GetCancellationToken(cancellationToken));
+        }
     }
 }
\ No newline at end of file
diff --git a/modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Contents/MongoContentRepository.cs b/modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Contents/MongoContentRepository.cs
index ccdee8b431..b323d9d686 100644
--- a/modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Contents/MongoContentRepository.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Contents/MongoContentRepository.cs
@@ -1,4 +1,6 @@
-using System;
+using JetBrains.Annotations;
+using MongoDB.Driver.Linq;
+using System;
 using System.Threading;
 using System.Threading.Tasks;
 using Volo.Abp.Domain.Repositories.MongoDB;
@@ -51,5 +53,15 @@ namespace Volo.CmsKit.MongoDB.Contents
                     x.TenantId == tenantId,
                 cancellationToken: GetCancellationToken(cancellationToken));
         }
+
+        public async Task<bool> ExistAsync([NotNull] string entityType, [NotNull] string entityId, Guid? tenantId = null, CancellationToken cancellationToken = default)
+        {
+            return await (await GetMongoQueryableAsync()).AnyAsync(x =>
+                    !x.IsDeleted &&
+                    x.EntityType == entityType &&
+                    x.EntityId == entityId &&
+                    x.TenantId == tenantId,
+                cancellationToken: GetCancellationToken(cancellationToken));
+        }
     }
 }
\ No newline at end of file
diff --git a/modules/cms-kit/test/Volo.CmsKit.Application.Tests/Contents/ContentAdminAppService_Tests.cs b/modules/cms-kit/test/Volo.CmsKit.Application.Tests/Contents/ContentAdminAppService_Tests.cs
index 7d3e7b5fd3..d8c5d62a61 100644
--- a/modules/cms-kit/test/Volo.CmsKit.Application.Tests/Contents/ContentAdminAppService_Tests.cs
+++ b/modules/cms-kit/test/Volo.CmsKit.Application.Tests/Contents/ContentAdminAppService_Tests.cs
@@ -83,7 +83,7 @@ namespace Volo.CmsKit.Contents
                 Value = "Some long content"
             });
 
-            await Should.ThrowAsync<Exception>(async () =>
+            await Should.ThrowAsync<ContentAlreadyExistException>(async () =>
                 await _service.CreateAsync(new ContentCreateDto
                 {
                     EntityId = entityId,