diff --git a/AsbCloudInfrastructure/DependencyInjection.cs b/AsbCloudInfrastructure/DependencyInjection.cs
index 4bacb366..6d6ba6d6 100644
--- a/AsbCloudInfrastructure/DependencyInjection.cs
+++ b/AsbCloudInfrastructure/DependencyInjection.cs
@@ -8,6 +8,7 @@ using AsbCloudInfrastructure.Services.WellOperationService;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using System;
 
 namespace AsbCloudInfrastructure
 {
@@ -66,5 +67,17 @@ namespace AsbCloudInfrastructure
 
             return services;
         }
+
+        public static IServiceCollection AddTransientLazy<TService, TImplementation>(this IServiceCollection services)
+            where TService : class
+            where TImplementation : class, TService
+            => services.AddTransient<TService, TImplementation>()
+            .AddTransient(provider => new Lazy<TService>(provider.GetService<TService>));
+
+        public static IServiceCollection AddTransientLazy<TService, TImplementation>(this IServiceCollection services, Func<IServiceProvider, TImplementation> implementationFactory)
+            where TService : class
+            where TImplementation : class, TService
+            => services.AddTransient<TService, TImplementation>(implementationFactory)
+            .AddTransient(provider => new Lazy<TService>(() => implementationFactory(provider)));
     }
 }