diff --git a/ComputerShopProvider/ComputerShopContracts/BindingModels/SupplyBindingModel.cs b/ComputerShopProvider/ComputerShopContracts/BindingModels/SupplyBindingModel.cs
index df56fde..2e8f55f 100644
--- a/ComputerShopProvider/ComputerShopContracts/BindingModels/SupplyBindingModel.cs
+++ b/ComputerShopProvider/ComputerShopContracts/BindingModels/SupplyBindingModel.cs
@@ -17,8 +17,10 @@ namespace ComputerShopContracts.BindingModels
 
         public DateTime? DateImplement { get; set; }
 
-        public int OrderId { get; set; }
-
-        public int ReceivingId { get; set; }
+        public Dictionary<int, (IOrderModel, int)> SupplyOrders
+        {
+            get;
+            set;
+        } = new();
     }
 }
diff --git a/ComputerShopProvider/ComputerShopContracts/ViewModels/SupplyViewModel.cs b/ComputerShopProvider/ComputerShopContracts/ViewModels/SupplyViewModel.cs
index f2ce861..e781dde 100644
--- a/ComputerShopProvider/ComputerShopContracts/ViewModels/SupplyViewModel.cs
+++ b/ComputerShopProvider/ComputerShopContracts/ViewModels/SupplyViewModel.cs
@@ -20,15 +20,13 @@ namespace ComputerShopContracts.ViewModels
         [DisplayName("Дата выполнения")]
         public DateTime? DateImplement { get; set; }
 
-        [DisplayName("Номер заказа")]
-        public int OrderId { get; set; }
-
-        [DisplayName("Номер получения")]
-        public int ReceivingId { get; set; }
-
         [DisplayName("Номер")]
         public int Id { get; set; }
-
+        public Dictionary<int, (IOrderModel, int)> SupplyOrders
+        {
+            get;
+            set;
+        } = new();
 
 
 
diff --git a/ComputerShopProvider/ComputerShopDataModels/Models/ISupplyModel.cs b/ComputerShopProvider/ComputerShopDataModels/Models/ISupplyModel.cs
index 2cfa9e0..043bc5d 100644
--- a/ComputerShopProvider/ComputerShopDataModels/Models/ISupplyModel.cs
+++ b/ComputerShopProvider/ComputerShopDataModels/Models/ISupplyModel.cs
@@ -7,7 +7,6 @@ namespace ComputerShopDataModels.Models
         SupplyStatus Status { get; }
         DateTime DateCreate { get; }
         DateTime? DateImplement { get; }
-        int OrderId { get; }
-        int ReceivingId { get; }
+        Dictionary<int, (IOrderModel, int)> SupplyOrders { get; }
     }
 }
diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/EquipmentReceivingStorage.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/EquipmentReceivingStorage.cs
new file mode 100644
index 0000000..0099af8
--- /dev/null
+++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/EquipmentReceivingStorage.cs
@@ -0,0 +1,87 @@
+using ComputerShopContracts.BindingModels;
+using ComputerShopContracts.SearchModels;
+using ComputerShopContracts.StorageContracts;
+using ComputerShopContracts.ViewModels;
+using ComputerShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerShopDatabaseImplement.Implements
+{
+    internal class EquipmentReceivingStorage : IEquipmentReceivingStorage
+    {
+        public EquipmentReceivingViewModel? Delete(EquipmentReceivingBindingModel model)
+        {
+            using var context = new ComputerShopDatabase();
+            var element = context.EquipmentReceivings.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.EquipmentReceivings.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+        public EquipmentReceivingViewModel? GetElement(EquipmentReceivingSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new ComputerShopDatabase();
+            return context.EquipmentReceivings
+                .FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?
+                .GetViewModel;
+        }
+
+        public List<EquipmentReceivingViewModel> GetFilteredList(EquipmentReceivingSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new ComputerShopDatabase();
+            return context.EquipmentReceivings
+            .Where(x => x.Id == model.Id)
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public List<EquipmentReceivingViewModel> GetFullList()
+        {
+            using var context = new ComputerShopDatabase();
+            return context.EquipmentReceivings.Select(x => x.GetViewModel).ToList();
+        }
+
+        public EquipmentReceivingViewModel? Insert(EquipmentReceivingBindingModel model)
+        {
+            var newOrder = EquipmentReceiving.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            using var context = new ComputerShopDatabase();
+            context.EquipmentReceivings.Add(newOrder);
+            context.SaveChanges();
+            return context.EquipmentReceivings.FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
+        }
+
+        public EquipmentReceivingViewModel? Update(EquipmentReceivingBindingModel model)
+        {
+            using var context = new ComputerShopDatabase();
+            var order = context.EquipmentReceivings.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            context.SaveChanges();
+            return context.EquipmentReceivings.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+        }
+    }
+}
diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/OrderStorage.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/OrderStorage.cs
index 2374d45..af905a8 100644
--- a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/OrderStorage.cs
+++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/OrderStorage.cs
@@ -15,17 +15,42 @@ namespace ComputerShopDatabaseImplement.Implements
     {
         public OrderViewModel? Delete(OrderBindingModel model)
         {
-            throw new NotImplementedException();
+            using var context = new ComputerShopDatabase();
+            var element = context.Orders.FirstOrDefault(rec => rec.Id ==
+            model.Id);
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
         }
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            throw new NotImplementedException();
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new ComputerShopDatabase();
+            return context.Orders
+            .FirstOrDefault(x =>
+            (model.Id.HasValue && x.Id == model.Id))
+            ?.GetViewModel;
         }
 
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
         {
-            throw new NotImplementedException();
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new ComputerShopDatabase();
+            return context.Orders
+            .Where(x => x.Id == model.Id)
+            .Select(x => x.GetViewModel)
+            .ToList();
         }
 
         public List<OrderViewModel> GetFullList()
diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/SupplyStorage.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/SupplyStorage.cs
new file mode 100644
index 0000000..72825cd
--- /dev/null
+++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/SupplyStorage.cs
@@ -0,0 +1,113 @@
+using ComputerShopContracts.BindingModels;
+using ComputerShopContracts.SearchModels;
+using ComputerShopContracts.StorageContracts;
+using ComputerShopContracts.ViewModels;
+using ComputerShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerShopDatabaseImplement.Implements
+{
+    internal class SupplyStorage : ISupplyStorage
+    {
+        public SupplyViewModel? Delete(SupplyBindingModel model)
+        {
+            using var context = new ComputerShopDatabase();
+            var element = context.Supplies
+            .Include(x => x.Orders)
+            .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Supplies.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+        public SupplyViewModel? GetElement(SupplySearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new ComputerShopDatabase();
+            return context.Supplies
+            .Include(x => x.Orders)
+            .ThenInclude(x => x.Order)
+            .FirstOrDefault(x =>
+            (model.Id.HasValue && x.Id ==
+            model.Id))
+            ?.GetViewModel;
+        }
+
+        public List<SupplyViewModel> GetFilteredList(SupplySearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new ComputerShopDatabase();
+            return context.Supplies
+            .Include(x => x.Orders)
+            .ThenInclude(x => x.Order)
+            .Where(x => x.Id == model.Id)
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public List<SupplyViewModel> GetFullList()
+        {
+            using var context = new ComputerShopDatabase();
+            return context.Supplies
+            .Include(x => x.Orders)
+            .ThenInclude(x => x.Order)
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public SupplyViewModel? Insert(SupplyBindingModel model)
+        {
+            using var context = new ComputerShopDatabase();
+            var newProduct = Supply.Create(context, model);
+            if (newProduct == null)
+            {
+                return null;
+            }
+            context.Supplies.Add(newProduct);
+            context.SaveChanges();
+            return newProduct.GetViewModel;
+        }
+
+        public SupplyViewModel? Update(SupplyBindingModel model)
+        {
+            using var context = new ComputerShopDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var product = context.Supplies.FirstOrDefault(rec =>
+                rec.Id == model.Id);
+                if (product == null)
+                {
+                    return null;
+                }
+                product.Update(model);
+                context.SaveChanges();
+                product.UpdateOrders(context, model);
+                transaction.Commit();
+                return product.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+    }
+}
diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/EquipmentReceiving.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/EquipmentReceiving.cs
new file mode 100644
index 0000000..ed62267
--- /dev/null
+++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/EquipmentReceiving.cs
@@ -0,0 +1,53 @@
+using ComputerShopContracts.BindingModels;
+using ComputerShopContracts.ViewModels;
+using ComputerShopDataModels.Enums;
+using ComputerShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerShopDatabaseImplement.Models
+{
+    internal class EquipmentReceiving : IEquipmentReceivingModel
+    {
+
+        public DateTime? DateImplement { get; private set; }
+
+        public int Id { get; set; }
+        public EquipmentReceivingStatus Status { get; private set; } = EquipmentReceivingStatus.Неизвестен;
+
+        public static EquipmentReceiving? Create(EquipmentReceivingBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new EquipmentReceiving
+            {
+                Status = model.Status,
+                DateImplement = model.DateImplement,
+                Id = model.Id,
+            };
+        }
+
+        public void Update(EquipmentReceivingBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public EquipmentReceivingViewModel GetViewModel => new()
+        {        
+            DateImplement = DateImplement,
+            Id = Id,
+            Status = Status,
+        };
+    }
+}
diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Supply.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Supply.cs
new file mode 100644
index 0000000..a15d047
--- /dev/null
+++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Supply.cs
@@ -0,0 +1,114 @@
+using ComputerShopContracts.BindingModels;
+using ComputerShopContracts.ViewModels;
+using ComputerShopDataModels.Enums;
+using ComputerShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerShopDatabaseImplement.Models
+{
+    internal class Supply : ISupplyModel
+    {
+        public int Id { get; set; }
+        [Required]
+        public SupplyStatus Status { get; private set; } = SupplyStatus.Неизвестен;
+        [Required]
+
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+
+        public DateTime? DateImplement { get; private set; }
+
+        public int OrderId { get; set; }
+
+        public int ReceivingId { get; set; }
+        private Dictionary<int, (IOrderModel, int)>? _supplyOrders =
+        null;
+        [NotMapped]
+        public Dictionary<int, (IOrderModel, int)> SupplyOrders
+        {
+            get
+            {
+                if (_supplyOrders == null)
+                {
+                    _supplyOrders = Orders
+                    .ToDictionary(recPC => recPC.OrderId, recPC =>
+                    (recPC.Order as IOrderModel, recPC.Count));
+                }
+                return _supplyOrders;
+            }
+        }
+        [ForeignKey("SupplyId")]
+        public virtual List<SupplyOrder> Orders { get; set; } = new();
+        [ForeignKey("SupplyId")]
+        public virtual List<EquipmentReceiving> Receivings { get; set; } = new();
+    
+        public static Supply Create(ComputerShopDatabase context, SupplyBindingModel model)
+        {
+            return new Supply
+            {
+                Id = model.Id,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement,
+                Orders = model.SupplyOrders.Select(x => new
+                SupplyOrder
+                {
+                    Order = context.Orders.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+        public void Update(SupplyBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+        public SupplyViewModel GetViewModel => new()
+        {
+            Id = Id,
+            Status = Status,           
+            DateCreate = DateCreate,
+            DateImplement = DateImplement,
+            SupplyOrders = SupplyOrders
+        };
+        public void UpdateOrders(ComputerShopDatabase context, SupplyBindingModel model)
+        {
+            var SupplyOrders = context.SupplyOrders.Where(rec =>
+            rec.Id == model.Id).ToList();
+            if (SupplyOrders != null && SupplyOrders.Count > 0)
+            { // удалили те, которых нет в модели
+                context.SupplyOrders.RemoveRange(SupplyOrders.Where(rec
+                => !model.SupplyOrders.ContainsKey(rec.OrderId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateOrder in SupplyOrders)
+                {
+                    updateOrder.Count = model.SupplyOrders[updateOrder.OrderId].Item2;
+                    model.SupplyOrders.Remove(updateOrder.OrderId);
+                }
+                context.SaveChanges();
+            }
+            var supply = context.Supplies.First(x => x.Id == Id);
+            foreach (var pc in model.SupplyOrders)
+            {
+                context.SupplyOrders.Add(new SupplyOrder
+                {
+                    Supply = supply,
+                    Order = context.Orders.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _supplyOrders = null;
+        }
+    }
+}
diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/SupplyOrder.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/SupplyOrder.cs
index 86c8133..73fe7f4 100644
--- a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/SupplyOrder.cs
+++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/SupplyOrder.cs
@@ -11,10 +11,10 @@ namespace ComputerShopDatabaseImplement.Models
     {
         public int Id { get; set; }
         [Required]
-        public int SupplyId { get; set; }
-        [Required]
         public int OrderId { get; set; }
         [Required]
+        public int SupplyId { get; set; }
+        [Required]
         public int Count { get; set; }
         public virtual Order Order { get; set; } = new();
         public virtual Supply Supply { get; set; } = new();