diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderDto.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderDto.cs
index e6447e0f..00288406 100644
--- a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderDto.cs
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderDto.cs
@@ -4,11 +4,11 @@ using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using EasyAbp.EShop.Stores.Stores;
-using Volo.Abp.Data;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Orders.Orders.Dtos
 {
-    public class CreateOrderDto : IHasExtraProperties, IValidatableObject, IMultiStore
+    public class CreateOrderDto : ExtensibleObject, IMultiStore
     {
         [DisplayName("OrderStoreId")]
         public Guid StoreId { get; set; }
@@ -18,12 +18,11 @@ namespace EasyAbp.EShop.Orders.Orders.Dtos
 
         [DisplayName("OrderLine")]
         public List<CreateOrderLineDto> OrderLines { get; set; }
-        
-        [DisplayName("OrderExtraProperties")]
-        public Dictionary<string, object> ExtraProperties { get; set; }
 
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
+            base.Validate(validationContext);
+            
             if (OrderLines.Count == 0)
             {
                 yield return new ValidationResult(
diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderLineDto.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderLineDto.cs
index 5cd072f4..b1a31aad 100644
--- a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderLineDto.cs
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/CreateOrderLineDto.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.ComponentModel;
 
 namespace EasyAbp.EShop.Orders.Orders.Dtos
diff --git a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Payments/Dtos/CreatePaymentDto.cs b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Payments/Dtos/CreatePaymentDto.cs
index f23f7a89..58ee9732 100644
--- a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Payments/Dtos/CreatePaymentDto.cs
+++ b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Payments/Dtos/CreatePaymentDto.cs
@@ -2,17 +2,20 @@
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Payments.Payments.Dtos
 {
-    public class CreatePaymentDto : IValidatableObject
+    public class CreatePaymentDto : ExtensibleObject
     {
         public string PaymentMethod { get; set; }
 
         public List<Guid> OrderIds { get; set; }
         
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
+            base.Validate(validationContext);
+            
             if (OrderIds.Count == 0)
             {
                 yield return new ValidationResult(
diff --git a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundInput.cs b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundInput.cs
index 6a49bf51..f4870bca 100644
--- a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundInput.cs
+++ b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundInput.cs
@@ -3,10 +3,11 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using JetBrains.Annotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Payments.Refunds.Dtos
 {
-    public class CreateEShopRefundInput : IValidatableObject
+    public class CreateEShopRefundInput : ExtensibleObject
     {
         public Guid PaymentId { get; set; }
         
@@ -21,8 +22,10 @@ namespace EasyAbp.EShop.Payments.Refunds.Dtos
         
         public List<CreateEShopRefundItemInput> RefundItems { get; set; } = new List<CreateEShopRefundItemInput>();
         
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
+            base.Validate(validationContext);
+            
             if (RefundItems.IsNullOrEmpty())
             {
                 yield return new ValidationResult(
diff --git a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundItemInput.cs b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundItemInput.cs
index f54a8592..abee1c2c 100644
--- a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundItemInput.cs
+++ b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/CreateEShopRefundItemInput.cs
@@ -1,10 +1,11 @@
 using System;
 using System.Collections.Generic;
 using JetBrains.Annotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Payments.Refunds.Dtos
 {
-    public class CreateEShopRefundItemInput
+    public class CreateEShopRefundItemInput : ExtensibleObject
     {
         public Guid OrderId { get; set; }
         
diff --git a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/RefundDto.cs b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/RefundDto.cs
index 9675f107..5ee7ddd2 100644
--- a/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/RefundDto.cs
+++ b/modules/EasyAbp.EShop.Payments/src/EasyAbp.EShop.Payments.Application.Contracts/EasyAbp/EShop/Payments/Refunds/Dtos/RefundDto.cs
@@ -5,7 +5,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Payments.Refunds.Dtos
 {
-    public class RefundDto : FullAuditedEntityDto<Guid>, IRefund
+    public class RefundDto : ExtensibleFullAuditedEntityDto<Guid>, IRefund
     {
         #region Base properties
 
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CategoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CategoryDto.cs
index 77777228..db973a4e 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CategoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CategoryDto.cs
@@ -5,7 +5,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.Categories.Dtos
 {
-    public class CategoryDto : FullAuditedEntityDto<Guid>
+    public class CategoryDto : ExtensibleFullAuditedEntityDto<Guid>
     {
         public string UniqueName { get; set; }
         
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CreateUpdateCategoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CreateUpdateCategoryDto.cs
index 6925b2ca..78c492a9 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CreateUpdateCategoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Categories/Dtos/CreateUpdateCategoryDto.cs
@@ -1,10 +1,11 @@
 using System;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Products.Categories.Dtos
 {
-    public class CreateUpdateCategoryDto
+    public class CreateUpdateCategoryDto : ExtensibleObject
     {
         [DisplayName("CategoryUniqueName")]
         public string UniqueName { get; set; }
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductCategories/Dtos/ProductCategoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductCategories/Dtos/ProductCategoryDto.cs
index 373a5e3e..d0c60522 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductCategories/Dtos/ProductCategoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductCategories/Dtos/ProductCategoryDto.cs
@@ -3,7 +3,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.ProductCategories.Dtos
 {
-    public class ProductCategoryDto : AuditedEntityDto<Guid>
+    public class ProductCategoryDto : ExtensibleAuditedEntityDto<Guid>
     {
         public Guid CategoryId { get; set; }
 
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetailHistories/Dtos/ProductDetailHistoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetailHistories/Dtos/ProductDetailHistoryDto.cs
index 32a187d4..a974ae4d 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetailHistories/Dtos/ProductDetailHistoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetailHistories/Dtos/ProductDetailHistoryDto.cs
@@ -3,7 +3,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.ProductDetailHistories.Dtos
 {
-    public class ProductDetailHistoryDto : EntityDto<Guid>
+    public class ProductDetailHistoryDto : ExtensibleEntityDto<Guid>
     {
         public Guid ProductDetailId { get; set; }
 
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/CreateUpdateProductDetailDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/CreateUpdateProductDetailDto.cs
index e388a3d4..2dfbbca2 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/CreateUpdateProductDetailDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/CreateUpdateProductDetailDto.cs
@@ -1,9 +1,10 @@
 using System;
 using System.ComponentModel;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Products.ProductDetails.Dtos
 {
-    public class CreateUpdateProductDetailDto
+    public class CreateUpdateProductDetailDto : ExtensibleObject
     {
         /// <summary>
         /// This property is for product management permission checking
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/ProductDetailDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/ProductDetailDto.cs
index 9cc81634..b3e1ff2e 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/ProductDetailDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductDetails/Dtos/ProductDetailDto.cs
@@ -4,7 +4,7 @@ using Volo.Abp.Application.Dtos;
 namespace EasyAbp.EShop.Products.ProductDetails.Dtos
 {
     [Serializable]
-    public class ProductDetailDto : EntityDto<Guid>
+    public class ProductDetailDto : ExtensibleEntityDto<Guid>
     {
         public string Description { get; set; }
     }
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductHistories/Dtos/ProductHistoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductHistories/Dtos/ProductHistoryDto.cs
index 8bf7eff5..0677aa1f 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductHistories/Dtos/ProductHistoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductHistories/Dtos/ProductHistoryDto.cs
@@ -3,7 +3,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.ProductHistories.Dtos
 {
-    public class ProductHistoryDto : EntityDto<Guid>
+    public class ProductHistoryDto : ExtensibleEntityDto<Guid>
     {
         public Guid ProductId { get; set; }
 
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/ProductInventoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/ProductInventoryDto.cs
index 63506d91..4dc5ca9d 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/ProductInventoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/ProductInventoryDto.cs
@@ -4,7 +4,7 @@ using Volo.Abp.Application.Dtos;
 namespace EasyAbp.EShop.Products.ProductInventories.Dtos
 {
     [Serializable]
-    public class ProductInventoryDto : FullAuditedEntityDto<Guid>
+    public class ProductInventoryDto : ExtensibleFullAuditedEntityDto<Guid>
     {
         public Guid ProductId { get; set; }
 
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/UpdateProductInventoryDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/UpdateProductInventoryDto.cs
index 8aaa5ba5..e88bfa0c 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/UpdateProductInventoryDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/ProductInventories/Dtos/UpdateProductInventoryDto.cs
@@ -1,8 +1,10 @@
 using System;
+using Volo.Abp.ObjectExtending;
+
 namespace EasyAbp.EShop.Products.ProductInventories.Dtos
 {
     [Serializable]
-    public class UpdateProductInventoryDto
+    public class UpdateProductInventoryDto : ExtensibleObject
     {
         public Guid ProductId { get; set; }
         
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeDto.cs
index d7dda3de..c7bb9e10 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeDto.cs
@@ -1,10 +1,11 @@
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class CreateUpdateProductAttributeDto
+    public class CreateUpdateProductAttributeDto : ExtensibleObject
     {
         [Required]
         [DisplayName("ProductAttributeDisplayName")]
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeOptionDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeOptionDto.cs
index d20fdf57..9014622a 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeOptionDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductAttributeOptionDto.cs
@@ -1,9 +1,10 @@
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class CreateUpdateProductAttributeOptionDto
+    public class CreateUpdateProductAttributeOptionDto: ExtensibleObject
     {
         [Required]
         [DisplayName("ProductAttributeOptionDisplayName")]
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductDto.cs
index f7799540..8b91d36b 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductDto.cs
@@ -3,10 +3,11 @@ using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class CreateUpdateProductDto : IValidatableObject
+    public class CreateUpdateProductDto : ExtensibleObject
     {
         [DisplayName("ProductProductGroupName")]
         public string ProductGroupName { get; set; }
@@ -44,8 +45,10 @@ namespace EasyAbp.EShop.Products.Products.Dtos
         [DisplayName("ProductIsPublished")]
         public bool IsPublished { get; set; }
 
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
+            base.Validate(validationContext);
+            
             if (ProductAttributes.Select(a => a.DisplayName.Trim()).Distinct().Count() != ProductAttributes.Count)
             {
                 yield return new ValidationResult(
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductSkuDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductSkuDto.cs
index 1ad43583..5d5f9ce7 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductSkuDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/CreateUpdateProductSkuDto.cs
@@ -2,10 +2,11 @@
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class UpdateProductSkuDto
+    public class UpdateProductSkuDto : ExtensibleObject
     {
         [DisplayName("ProductSkuName")]
         public string Name { get; set; }
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeDto.cs
index 7ad584e0..d8a47ca4 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeDto.cs
@@ -5,7 +5,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class ProductAttributeDto : FullAuditedEntityDto<Guid>
+    public class ProductAttributeDto : ExtensibleFullAuditedEntityDto<Guid>
     {
         [Required]
         public string DisplayName { get; set; }
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeOptionDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeOptionDto.cs
index 0ba1c5dc..d3224279 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeOptionDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductAttributeOptionDto.cs
@@ -4,7 +4,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class ProductAttributeOptionDto : FullAuditedEntityDto<Guid>
+    public class ProductAttributeOptionDto : ExtensibleFullAuditedEntityDto<Guid>
     {
         [Required]
         public string DisplayName { get; set; }
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductDto.cs
index 01d3f9a1..c2e00d62 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductDto.cs
@@ -6,7 +6,7 @@ using Volo.Abp.Application.Dtos;
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
     [Serializable]
-    public class ProductDto : FullAuditedEntityDto<Guid>
+    public class ProductDto : ExtensibleFullAuditedEntityDto<Guid>
     {
         public string ProductGroupName { get; set; }
         
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductSkuDto.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductSkuDto.cs
index fdad70fc..b22d589e 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductSkuDto.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application.Contracts/EasyAbp/EShop/Products/Products/Dtos/ProductSkuDto.cs
@@ -4,7 +4,7 @@ using Volo.Abp.Application.Dtos;
 
 namespace EasyAbp.EShop.Products.Products.Dtos
 {
-    public class ProductSkuDto : FullAuditedEntityDto<Guid>
+    public class ProductSkuDto : ExtensibleFullAuditedEntityDto<Guid>
     {
         public List<Guid> AttributeOptionIds { get; set; }
         
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttribute.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttribute.cs
index aa3b22c0..da24f820 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttribute.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttribute.cs
@@ -1,11 +1,12 @@
 using System;
 using System.Collections.Generic;
 using JetBrains.Annotations;
+using Volo.Abp.Data;
 using Volo.Abp.Domain.Entities.Auditing;
 
 namespace EasyAbp.EShop.Products.Products
 {
-    public class ProductAttribute : FullAuditedEntity<Guid>, IProductAttribute
+    public class ProductAttribute : FullAuditedEntity<Guid>, IProductAttribute, IHasExtraProperties
     {
         [NotNull]
         public virtual string DisplayName { get; protected set; }
@@ -15,6 +16,8 @@ namespace EasyAbp.EShop.Products.Products
         
         public virtual int DisplayOrder { get; protected set; }
 
+        public virtual Dictionary<string, object> ExtraProperties { get; protected set; }
+
         public virtual List<ProductAttributeOption> ProductAttributeOptions { get; protected set; }
 
         protected ProductAttribute()
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttributeOption.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttributeOption.cs
index f754ff8d..4b4874dd 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttributeOption.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductAttributeOption.cs
@@ -1,10 +1,12 @@
 using System;
+using System.Collections.Generic;
 using JetBrains.Annotations;
+using Volo.Abp.Data;
 using Volo.Abp.Domain.Entities.Auditing;
 
 namespace EasyAbp.EShop.Products.Products
 {
-    public class ProductAttributeOption : FullAuditedEntity<Guid>, IProductAttributeOption
+    public class ProductAttributeOption : FullAuditedEntity<Guid>, IProductAttributeOption, IHasExtraProperties
     {
         [NotNull]
         public virtual string DisplayName { get; protected set; }
@@ -14,6 +16,8 @@ namespace EasyAbp.EShop.Products.Products
         
         public virtual int DisplayOrder { get; protected set; }
 
+        public virtual Dictionary<string, object> ExtraProperties { get; protected set; }
+
         protected ProductAttributeOption() {}
         
         public ProductAttributeOption(
diff --git a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductSku.cs b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductSku.cs
index d7fc2f0c..94fdb255 100644
--- a/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductSku.cs
+++ b/modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Domain/EasyAbp/EShop/Products/Products/ProductSku.cs
@@ -1,10 +1,12 @@
 using System;
+using System.Collections.Generic;
 using JetBrains.Annotations;
+using Volo.Abp.Data;
 using Volo.Abp.Domain.Entities.Auditing;
 
 namespace EasyAbp.EShop.Products.Products
 {
-    public class ProductSku : FullAuditedEntity<Guid>, IProductSku
+    public class ProductSku : FullAuditedEntity<Guid>, IProductSku, IHasExtraProperties
     {
         [NotNull]
         public virtual string SerializedAttributeOptionIds { get; protected set; }
@@ -25,6 +27,9 @@ namespace EasyAbp.EShop.Products.Products
         
         [CanBeNull]
         public virtual string MediaResources { get; protected set; }
+        
+
+        public virtual Dictionary<string, object> ExtraProperties { get; protected set; }
 
         public Guid? ProductDetailId { get; set; }
 
diff --git a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/StoreOwners/Dtos/CreateUpdateStoreOwnerDto.cs b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/StoreOwners/Dtos/CreateUpdateStoreOwnerDto.cs
index cfb77860..b0abb299 100644
--- a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/StoreOwners/Dtos/CreateUpdateStoreOwnerDto.cs
+++ b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/StoreOwners/Dtos/CreateUpdateStoreOwnerDto.cs
@@ -1,10 +1,11 @@
 using System;
 using System.ComponentModel.DataAnnotations;
 using EasyAbp.EShop.Stores.Stores;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Stores.StoreOwners.Dtos
 {
-    public class CreateUpdateStoreOwnerDto : IMultiStore
+    public class CreateUpdateStoreOwnerDto : ExtensibleObject, IMultiStore
     {
         [Required]
         public Guid StoreId { get; set; }
diff --git a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Stores/Dtos/CreateUpdateStoreDto.cs b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Stores/Dtos/CreateUpdateStoreDto.cs
index 75b4e83c..d2f78266 100644
--- a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Stores/Dtos/CreateUpdateStoreDto.cs
+++ b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Stores/Dtos/CreateUpdateStoreDto.cs
@@ -3,10 +3,11 @@ using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
 using Volo.Abp.Application.Dtos;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Stores.Stores.Dtos
 {
-    public class CreateUpdateStoreDto
+    public class CreateUpdateStoreDto : ExtensibleObject
     {
         [Required]
         [DisplayName("StoreName")]
diff --git a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/CreateUpdateTransactionDto.cs b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/CreateUpdateTransactionDto.cs
index 19e17728..1ae5a02a 100644
--- a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/CreateUpdateTransactionDto.cs
+++ b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/CreateUpdateTransactionDto.cs
@@ -1,9 +1,11 @@
 using System;
 using System.ComponentModel;
+using Volo.Abp.ObjectExtending;
+
 namespace EasyAbp.EShop.Stores.Transactions.Dtos
 {
     [Serializable]
-    public class CreateUpdateTransactionDto
+    public class CreateUpdateTransactionDto : ExtensibleObject
     {
         public Guid StoreId { get; set; }
 
diff --git a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/TransactionDto.cs b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/TransactionDto.cs
index 9f19a611..a92a2bf7 100644
--- a/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/TransactionDto.cs
+++ b/modules/EasyAbp.EShop.Stores/src/EasyAbp.EShop.Stores.Application.Contracts/EasyAbp/EShop/Stores/Transactions/Dtos/TransactionDto.cs
@@ -4,7 +4,7 @@ using Volo.Abp.Application.Dtos;
 namespace EasyAbp.EShop.Stores.Transactions.Dtos
 {
     [Serializable]
-    public class TransactionDto : CreationAuditedEntityDto<Guid>
+    public class TransactionDto : ExtensibleCreationAuditedEntityDto<Guid>
     {
         public Guid StoreId { get; set; }
 
diff --git a/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/BasketItemDto.cs b/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/BasketItemDto.cs
index 4bab708c..45d44aa0 100644
--- a/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/BasketItemDto.cs
+++ b/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/BasketItemDto.cs
@@ -4,7 +4,7 @@ using Volo.Abp.Application.Dtos;
 namespace EasyAbp.EShop.Plugins.Baskets.BasketItems.Dtos
 {
     [Serializable]
-    public class BasketItemDto : AuditedEntityDto<Guid>
+    public class BasketItemDto : ExtensibleAuditedEntityDto<Guid>
     {
         public string BasketName { get; set; }
 
diff --git a/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/CreateBasketItemDto.cs b/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/CreateBasketItemDto.cs
index a65d50bf..ee6064ee 100644
--- a/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/CreateBasketItemDto.cs
+++ b/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/CreateBasketItemDto.cs
@@ -2,11 +2,12 @@ using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.ComponentModel.DataAnnotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Plugins.Baskets.BasketItems.Dtos
 {
     [Serializable]
-    public class CreateBasketItemDto : IValidatableObject
+    public class CreateBasketItemDto : ExtensibleObject
     {
         public string BasketName { get; set; } = BasketsConsts.DefaultBasketName;
         
@@ -23,8 +24,10 @@ namespace EasyAbp.EShop.Plugins.Baskets.BasketItems.Dtos
         
         public int Quantity { get; set; }
         
-        public new IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
+            base.Validate(validationContext);
+            
             if (Quantity <= 0)
             {
                 yield return new ValidationResult(
diff --git a/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/UpdateBasketItemDto.cs b/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/UpdateBasketItemDto.cs
index 5e7b2e05..bc10628d 100644
--- a/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/UpdateBasketItemDto.cs
+++ b/plugins/Baskets/src/EasyAbp.EShop.Plugins.Baskets.Application.Contracts/EasyAbp/EShop/Plugins/Baskets/BasketItems/Dtos/UpdateBasketItemDto.cs
@@ -1,16 +1,19 @@
 using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
+using Volo.Abp.ObjectExtending;
 
 namespace EasyAbp.EShop.Plugins.Baskets.BasketItems.Dtos
 {
     [Serializable]
-    public class UpdateBasketItemDto : IValidatableObject
+    public class UpdateBasketItemDto : ExtensibleObject
     {
         public int Quantity { get; set; }
         
-        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        public override IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
         {
+            base.Validate(validationContext);
+            
             if (Quantity <= 0)
             {
                 yield return new ValidationResult(