diff --git a/services/ordering/src/EShopOnAbp.OrderingService.Application.Contracts/Orders/IOrderAppService.cs b/services/ordering/src/EShopOnAbp.OrderingService.Application.Contracts/Orders/IOrderAppService.cs
index 0bba7286..61282b4d 100644
--- a/services/ordering/src/EShopOnAbp.OrderingService.Application.Contracts/Orders/IOrderAppService.cs
+++ b/services/ordering/src/EShopOnAbp.OrderingService.Application.Contracts/Orders/IOrderAppService.cs
@@ -10,4 +10,5 @@ public interface IOrderAppService : IApplicationService
     Task<OrderDto> CreateAsync(OrderCreateDto input);
     Task<OrderDto> GetAsync(Guid id);
     Task<List<OrderDto>> GetMyOrdersAsync(GetMyOrdersInput input);
+    Task<OrderDto> GetByOrderNoAsync(int orderNo);
 }
\ No newline at end of file
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.Application/Orders/OrderAppService.cs b/services/ordering/src/EShopOnAbp.OrderingService.Application/Orders/OrderAppService.cs
index 676173d8..16ab85ba 100644
--- a/services/ordering/src/EShopOnAbp.OrderingService.Application/Orders/OrderAppService.cs
+++ b/services/ordering/src/EShopOnAbp.OrderingService.Application/Orders/OrderAppService.cs
@@ -39,6 +39,11 @@ public class OrderAppService : ApplicationService, IOrderAppService
         return CreateOrderDtoMapping(orders);
     }
 
+    public Task<OrderDto> GetByOrderNoAsync(int orderNo)
+    {
+        var order = await _orderRepository.get
+    }
+
     public async Task<OrderDto> CreateAsync(OrderCreateDto input)
     {
         var orderItems = GetProductListTuple(input.Products);
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/IOrderRepository.cs b/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/IOrderRepository.cs
index 5851abf6..99db859f 100644
--- a/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/IOrderRepository.cs
+++ b/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/IOrderRepository.cs
@@ -12,6 +12,10 @@ public interface IOrderRepository : IRepository<Order, Guid>
     Task<List<Order>> GetOrdersByUserId(
         Guid userId,
         ISpecification<Order> spec,
-        bool includeDetails = false,
+        bool includeDetails = true,
+        CancellationToken cancellationToken = default);
+
+        Task<Order> GetByOrderNoAsync(int orderNo,
+        bool includeDetails = true,
         CancellationToken cancellationToken = default);
 }
\ No newline at end of file
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/Order.cs b/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/Order.cs
index 2435c185..bb2f3679 100644
--- a/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/Order.cs
+++ b/services/ordering/src/EShopOnAbp.OrderingService.Domain/Orders/Order.cs
@@ -10,6 +10,7 @@ public class Order : AggregateRoot<Guid>
     private int _orderStatusId;
     private int _paymentTypeId;
     public DateTime OrderDate { get; private set; }
+    public int OrderNo { get; private set; }
     public PaymentType PaymentType { get; private set; }
     public Guid? PaymentRequestId { get; private set; }
     public string PaymentStatus { get; private set; }
@@ -22,11 +23,12 @@ public class Order : AggregateRoot<Guid>
     {
     }
 
-    internal Order(Guid id, Buyer buyer, Address address,PaymentType paymentType, Guid? paymentRequestId = null) : base(id)
+    internal Order(Guid id, Buyer buyer, Address address, PaymentType paymentType, Guid? paymentRequestId = null) : base(id)
     {
         _orderStatusId = OrderStatus.Placed.Id;
         _paymentTypeId = paymentType.Id;
         OrderDate = DateTime.UtcNow;
+        OrderNo = id.GetHashCode();
         Buyer = buyer;
         Address = address;
         PaymentRequestId = paymentRequestId;
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/20220107102140_Added-OrderNo.Designer.cs b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/20220107102140_Added-OrderNo.Designer.cs
new file mode 100644
index 00000000..59c1f223
--- /dev/null
+++ b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/20220107102140_Added-OrderNo.Designer.cs
@@ -0,0 +1,233 @@
+// <auto-generated />
+using System;
+using EShopOnAbp.OrderingService.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+using Volo.Abp.EntityFrameworkCore;
+
+#nullable disable
+
+namespace EShopOnAbp.OrderingService.Migrations
+{
+    [DbContext(typeof(OrderingServiceDbContext))]
+    [Migration("20220107102140_Added-OrderNo")]
+    partial class AddedOrderNo
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("_Abp_DatabaseProvider", EfCoreDatabaseProvider.PostgreSql)
+                .HasAnnotation("ProductVersion", "6.0.0")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Buyers.PaymentType", b =>
+                {
+                    b.Property<int>("Id")
+                        .HasColumnType("integer")
+                        .HasDefaultValue(1);
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(128)
+                        .HasColumnType("character varying(128)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("PaymentTypes", (string)null);
+                });
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Orders.Order", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasMaxLength(40)
+                        .HasColumnType("character varying(40)")
+                        .HasColumnName("ConcurrencyStamp");
+
+                    b.Property<string>("ExtraProperties")
+                        .HasColumnType("text")
+                        .HasColumnName("ExtraProperties");
+
+                    b.Property<DateTime>("OrderDate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("OrderNo")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid?>("PaymentRequestId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("PaymentStatus")
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.Property<int>("_orderStatusId")
+                        .HasColumnType("integer")
+                        .HasColumnName("OrderStatusId");
+
+                    b.Property<int>("_paymentTypeId")
+                        .HasColumnType("integer")
+                        .HasColumnName("PaymentTypeId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("_orderStatusId");
+
+                    b.HasIndex("_paymentTypeId");
+
+                    b.ToTable("Orders", (string)null);
+                });
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Orders.OrderItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .HasColumnType("uuid");
+
+                    b.Property<decimal>("Discount")
+                        .HasColumnType("numeric");
+
+                    b.Property<Guid>("OrderId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("PictureUrl")
+                        .HasColumnType("text");
+
+                    b.Property<string>("ProductCode")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Guid>("ProductId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("ProductName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<decimal>("UnitPrice")
+                        .HasColumnType("numeric");
+
+                    b.Property<int>("Units")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("OrderId");
+
+                    b.ToTable("OrderItems", (string)null);
+                });
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Orders.OrderStatus", b =>
+                {
+                    b.Property<int>("Id")
+                        .HasColumnType("integer")
+                        .HasDefaultValue(1);
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("character varying(256)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("OrderStatus", (string)null);
+                });
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Orders.Order", b =>
+                {
+                    b.HasOne("EShopOnAbp.OrderingService.Orders.OrderStatus", "OrderStatus")
+                        .WithMany()
+                        .HasForeignKey("_orderStatusId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("EShopOnAbp.OrderingService.Buyers.PaymentType", "PaymentType")
+                        .WithMany()
+                        .HasForeignKey("_paymentTypeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.OwnsOne("EShopOnAbp.OrderingService.Orders.Address", "Address", b1 =>
+                        {
+                            b1.Property<Guid>("OrderId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("City")
+                                .HasColumnType("text");
+
+                            b1.Property<string>("Country")
+                                .HasColumnType("text");
+
+                            b1.Property<string>("Description")
+                                .HasColumnType("text");
+
+                            b1.Property<string>("Street")
+                                .HasColumnType("text");
+
+                            b1.Property<string>("ZipCode")
+                                .HasColumnType("text");
+
+                            b1.HasKey("OrderId");
+
+                            b1.ToTable("Orders");
+
+                            b1.WithOwner()
+                                .HasForeignKey("OrderId");
+                        });
+
+                    b.OwnsOne("EShopOnAbp.OrderingService.Orders.Buyer", "Buyer", b1 =>
+                        {
+                            b1.Property<Guid>("OrderId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("Email")
+                                .HasColumnType("text");
+
+                            b1.Property<Guid?>("Id")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("Name")
+                                .HasColumnType("text");
+
+                            b1.HasKey("OrderId");
+
+                            b1.ToTable("Orders");
+
+                            b1.WithOwner()
+                                .HasForeignKey("OrderId");
+                        });
+
+                    b.Navigation("Address");
+
+                    b.Navigation("Buyer");
+
+                    b.Navigation("OrderStatus");
+
+                    b.Navigation("PaymentType");
+                });
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Orders.OrderItem", b =>
+                {
+                    b.HasOne("EShopOnAbp.OrderingService.Orders.Order", null)
+                        .WithMany("OrderItems")
+                        .HasForeignKey("OrderId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("EShopOnAbp.OrderingService.Orders.Order", b =>
+                {
+                    b.Navigation("OrderItems");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/20220107102140_Added-OrderNo.cs b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/20220107102140_Added-OrderNo.cs
new file mode 100644
index 00000000..8a5d3297
--- /dev/null
+++ b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/20220107102140_Added-OrderNo.cs
@@ -0,0 +1,26 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace EShopOnAbp.OrderingService.Migrations
+{
+    public partial class AddedOrderNo : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "OrderNo",
+                table: "Orders",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "OrderNo",
+                table: "Orders");
+        }
+    }
+}
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/OrderingServiceDbContextModelSnapshot.cs b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/OrderingServiceDbContextModelSnapshot.cs
index 79591235..550b95bc 100644
--- a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/OrderingServiceDbContextModelSnapshot.cs
+++ b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Migrations/OrderingServiceDbContextModelSnapshot.cs
@@ -58,6 +58,9 @@ namespace EShopOnAbp.OrderingService.Migrations
                     b.Property<DateTime>("OrderDate")
                         .HasColumnType("timestamp with time zone");
 
+                    b.Property<int>("OrderNo")
+                        .HasColumnType("integer");
+
                     b.Property<Guid?>("PaymentRequestId")
                         .HasColumnType("uuid");
 
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderQueryableExtensions.cs b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderQueryableExtensions.cs
new file mode 100644
index 00000000..da4c615d
--- /dev/null
+++ b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderQueryableExtensions.cs
@@ -0,0 +1,18 @@
+using System.Linq;
+using EShopOnAbp.OrderingService.Orders;
+using Microsoft.EntityFrameworkCore;
+
+public static class EfCoreOrderQueryableExtensions
+{
+    public static IQueryable<Order> IncludeDetails(this IQueryable<Order> queryable, bool include = true)
+    {
+        return !include
+            ? queryable
+            : queryable
+                .Include(q => q.OrderStatus)
+                .Include(q => q.PaymentType)
+                .Include(q => q.Address)
+                .Include(q => q.Buyer)
+                .Include(q => q.OrderItems);
+    }
+}
\ No newline at end of file
diff --git a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderRepository.cs b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderRepository.cs
index e71f3acb..f8114346 100644
--- a/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderRepository.cs
+++ b/services/ordering/src/EShopOnAbp.OrderingService.EntityFrameworkCore/Orders/EfCoreOrderRepository.cs
@@ -40,12 +40,20 @@ public class EfCoreOrderRepository : EfCoreRepository<OrderingServiceDbContext,
         .Where(spec.ToExpression())
         .OrderByDescending(o=>o.OrderDate)
         .ToListAsync(GetCancellationToken(cancellationToken));
+        
+    public async Task<Order> GetByOrderNoAsync(
+        int orderNo,
+        bool includeDetails = true,
+        CancellationToken cancellationToken = default)
+    {
+        return await (await GetQueryableAsync())
+            .IncludeDetails(includeDetails)
+            .FirstOrDefaultAsync(q => q.OrderNo == orderNo, cancellationToken: GetCancellationToken(cancellationToken));
     }
 
     public override async Task<IQueryable<Order>> WithDetailsAsync()
     {
         return (await GetQueryableAsync())
-            .Include(q => q.OrderStatus)
-            .Include(q => q.PaymentType);
+            .IncludeDetails();
     }
 }
\ No newline at end of file