diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/UpdateStaffRemarkInput.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/UpdateStaffRemarkInput.cs
new file mode 100644
index 00000000..53c5a346
--- /dev/null
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/Dtos/UpdateStaffRemarkInput.cs
@@ -0,0 +1,10 @@
+using System;
+
+namespace EasyAbp.EShop.Orders.Orders.Dtos
+{
+    [Serializable]
+    public class UpdateStaffRemarkInput
+    {
+        public string StaffRemark { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/IOrderAppService.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/IOrderAppService.cs
index 3ea9ba11..5c6ae2cc 100644
--- a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/IOrderAppService.cs
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application.Contracts/EasyAbp/EShop/Orders/Orders/IOrderAppService.cs
@@ -17,5 +17,7 @@ namespace EasyAbp.EShop.Orders.Orders
         Task<OrderDto> CompleteAsync(Guid id);
 
         Task<OrderDto> CancelAsync(Guid id, CancelOrderInput input);
+
+        Task<OrderDto> UpdateStaffRemarkAsync(Guid id, UpdateStaffRemarkInput input);
     }
 }
\ No newline at end of file
diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application/EasyAbp/EShop/Orders/Orders/OrderAppService.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application/EasyAbp/EShop/Orders/Orders/OrderAppService.cs
index c63969f8..90f9c5c8 100644
--- a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application/EasyAbp/EShop/Orders/Orders/OrderAppService.cs
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application/EasyAbp/EShop/Orders/Orders/OrderAppService.cs
@@ -8,7 +8,6 @@ using EasyAbp.EShop.Products.Products;
 using EasyAbp.EShop.Products.Products.Dtos;
 using EasyAbp.EShop.Stores.Stores;
 using Microsoft.AspNetCore.Authorization;
-using Microsoft.Extensions.DependencyInjection;
 using Volo.Abp;
 using Volo.Abp.Application.Dtos;
 using Volo.Abp.Users;
@@ -179,5 +178,18 @@ namespace EasyAbp.EShop.Orders.Orders
 
             return await MapToGetOutputDtoAsync(order);
         }
+
+        public virtual async Task<OrderDto> UpdateStaffRemarkAsync(Guid id, UpdateStaffRemarkInput input)
+        {
+            var order = await GetEntityByIdAsync(id);
+
+            await CheckMultiStorePolicyAsync(order.StoreId, OrdersPermissions.Orders.Manage);
+
+            order.SetStaffRemark(input.StaffRemark);
+            
+            await Repository.UpdateAsync(order, true);
+
+            return await MapToGetOutputDtoAsync(order);
+        }
     }
 }
\ No newline at end of file
diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Domain/EasyAbp/EShop/Orders/Orders/Order.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Domain/EasyAbp/EShop/Orders/Orders/Order.cs
index 317a16dc..edd69f01 100644
--- a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Domain/EasyAbp/EShop/Orders/Orders/Order.cs
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Domain/EasyAbp/EShop/Orders/Orders/Order.cs
@@ -214,5 +214,10 @@ namespace EasyAbp.EShop.Orders.Orders
             TotalPrice += extraFee;
             ActualTotalPrice += extraFee;
         }
+
+        public void SetStaffRemark(string staffRemark)
+        {
+            StaffRemark = staffRemark;
+        }
     }
 }
diff --git a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.HttpApi/EasyAbp/EShop/Orders/Orders/OrderController.cs b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.HttpApi/EasyAbp/EShop/Orders/Orders/OrderController.cs
index 7e38bc60..b109f3af 100644
--- a/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.HttpApi/EasyAbp/EShop/Orders/Orders/OrderController.cs
+++ b/modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.HttpApi/EasyAbp/EShop/Orders/Orders/OrderController.cs
@@ -74,5 +74,12 @@ namespace EasyAbp.EShop.Orders.Orders
             return _service.CancelAsync(id, input);
 
         }
+
+        [HttpPut]
+        [Route("{id}/staff-remark")]
+        public virtual Task<OrderDto> UpdateStaffRemarkAsync(Guid id, UpdateStaffRemarkInput input)
+        {
+            return _service.UpdateStaffRemarkAsync(id, input);
+        }
     }
 }