diff --git a/WarehouseMgr/Tnb.WarehouseMgr/PcStroageService.cs b/WarehouseMgr/Tnb.WarehouseMgr/PcStroageService.cs
index ae18e09f..f90c24f0 100644
--- a/WarehouseMgr/Tnb.WarehouseMgr/PcStroageService.cs
+++ b/WarehouseMgr/Tnb.WarehouseMgr/PcStroageService.cs
@@ -1,5 +1,7 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Dynamic;
 using System.Linq;
 using System.Reflection;
 using System.Text;
@@ -15,25 +17,20 @@ namespace Tnb.WarehouseMgr
     [Caller("web")]
     public class PcStroageService : IWHStorageService
     {
-        private static Dictionary<string, BaseWareHouseService> _serviceMap = new Dictionary<string, BaseWareHouseService>(StringComparer.OrdinalIgnoreCase);
+        private static Dictionary<string, Func<WareHouseUpInput, Task>> _serviceCallbackMap = new(StringComparer.OrdinalIgnoreCase);
         static PcStroageService()
         {
-            var serviceTypes = App.EffectiveTypes.Where(u => u.IsClass && !u.IsInterface && !u.IsAbstract && !typeof(IPdaStroage).IsAssignableFrom(u) && u.IsSubclassOf(typeof(BaseWareHouseService))).ToList();
-            foreach (var serviceType in serviceTypes)
-            {
-                var bizTypeId = serviceType.GetCustomAttribute<ServiceModuleAttribute>()?.BizTypeId;
-                if (!bizTypeId.IsNullOrEmpty())
-                {
-                    _serviceMap[bizTypeId!] = (BaseWareHouseService)App.GetService(serviceType)!;
-                }
-            }
+            _serviceCallbackMap = App.EffectiveTypes.AsParallel().Where(u => u.IsClass && !u.IsInterface && !u.IsAbstract && !typeof(IPdaStroage).IsAssignableFrom(u)
+                                                                 && u.IsSubclassOf(typeof(BaseWareHouseService)) && u.GetCustomAttribute<ServiceModuleAttribute>() != null)
+                                           .ToDictionary(x => x.GetCustomAttribute<ServiceModuleAttribute>().BizTypeId,
+                                           x => (Func<WareHouseUpInput, Task>)Delegate.CreateDelegate(typeof(Func<WareHouseUpInput, Task>), App.GetService(x), x.GetMethod(nameof(WareHouseService.ModifyAsync))));
         }
 
         public async Task Do(WareHouseUpInput input)
         {
-            if (_serviceMap.ContainsKey(input.bizTypeId))
+            if (_serviceCallbackMap.ContainsKey(input.bizTypeId))
             {
-                await _serviceMap[input.bizTypeId].ModifyAsync(input);
+                await _serviceCallbackMap[input.bizTypeId].Invoke(input);
             }
         }
     }