diff --git a/JewelryStoreListImplement/Class1.cs b/JewelryStoreListImplement/Class1.cs
deleted file mode 100644
index cdbf310..0000000
--- a/JewelryStoreListImplement/Class1.cs
+++ /dev/null
@@ -1,7 +0,0 @@
-namespace JewelryStoreListImplement
-{
-    public class Class1
-    {
-
-    }
-}
\ No newline at end of file
diff --git a/JewelryStoreListImplement/DataListSingleton.cs b/JewelryStoreListImplement/DataListSingleton.cs
new file mode 100644
index 0000000..1b280c4
--- /dev/null
+++ b/JewelryStoreListImplement/DataListSingleton.cs
@@ -0,0 +1,31 @@
+using JewelryStoreListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement
+{
+    public class DataListSingleton
+    {
+        private static DataListSingleton? _instance;
+        public List<Component> Components { get; set; }
+        public List<Order> Orders { get; set; }
+        public List<Jewel> Jewels { get; set; }
+        private DataListSingleton()
+        {
+            Components = new List<Component>();
+            Orders = new List<Order>();
+            Jewels = new List<Jewel>();
+        }
+        public static DataListSingleton GetInstance()
+        {
+            if (_instance == null)
+            {
+                _instance = new DataListSingleton();
+            }
+            return _instance;
+        }
+    }
+}
diff --git a/JewelryStoreListImplement/Implements/ComponentStorage .cs b/JewelryStoreListImplement/Implements/ComponentStorage .cs
new file mode 100644
index 0000000..aaffee8
--- /dev/null
+++ b/JewelryStoreListImplement/Implements/ComponentStorage .cs	
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Implements
+{
+    internal class ComponentStorage
+    {
+    }
+}
diff --git a/JewelryStoreListImplement/Implements/JewelStorage.cs b/JewelryStoreListImplement/Implements/JewelStorage.cs
new file mode 100644
index 0000000..57e8b90
--- /dev/null
+++ b/JewelryStoreListImplement/Implements/JewelStorage.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Implements
+{
+    internal class JewelStorage
+    {
+    }
+}
diff --git a/JewelryStoreListImplement/Implements/OrderStorage.cs b/JewelryStoreListImplement/Implements/OrderStorage.cs
new file mode 100644
index 0000000..d13c73f
--- /dev/null
+++ b/JewelryStoreListImplement/Implements/OrderStorage.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Implements
+{
+    internal class OrderStorage
+    {
+    }
+}
diff --git a/JewelryStoreListImplement/JewelryStoreListImplement.csproj b/JewelryStoreListImplement/JewelryStoreListImplement.csproj
index 132c02c..783cc4d 100644
--- a/JewelryStoreListImplement/JewelryStoreListImplement.csproj
+++ b/JewelryStoreListImplement/JewelryStoreListImplement.csproj
@@ -6,4 +6,9 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\JewelryStoreContracts\JewelryStoreContracts.csproj" />
+    <ProjectReference Include="..\JewelryStoreDataModels\JewelryStoreDataModels.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/JewelryStoreListImplement/Models/Component.cs b/JewelryStoreListImplement/Models/Component.cs
new file mode 100644
index 0000000..6ad51d8
--- /dev/null
+++ b/JewelryStoreListImplement/Models/Component.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Models
+{
+    internal class Component
+    {
+    }
+}
diff --git a/JewelryStoreListImplement/Models/Jewel.cs b/JewelryStoreListImplement/Models/Jewel.cs
new file mode 100644
index 0000000..11d77df
--- /dev/null
+++ b/JewelryStoreListImplement/Models/Jewel.cs
@@ -0,0 +1,53 @@
+using JewelryStoreDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Models
+{
+    public class Jewel: IJewelModel
+    {
+        public int Id { get; private set; }
+        public string JewelName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, (IComponentModel, int)> JewelComponents
+        {
+            get;
+            private set;
+        } = new Dictionary<int, (IComponentModel, int)>();
+        public static Jewel? Create(JewelBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Jewel()
+            {
+                Id = model.Id,
+                JewelName = model.JewelName,
+                Price = model.Price,
+                JewelComponents = model.JewelComponents
+            };
+        }
+        public void Update(JewelBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            JewelName = model.JewelName;
+            Price = model.Price;
+            JewelComponents = model.JewelComponents;
+        }
+        public JewelViewModel GetViewModel => new()
+        {
+            Id = Id,
+            JewelName = JewelName,
+            Price = Price,
+            JewelComponents = JewelComponents
+        };
+
+    }
+}
diff --git a/JewelryStoreListImplement/Models/Order.cs b/JewelryStoreListImplement/Models/Order.cs
new file mode 100644
index 0000000..d982fe3
--- /dev/null
+++ b/JewelryStoreListImplement/Models/Order.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Models
+{
+    internal class Order
+    {
+    }
+}