diff --git a/Assets/NetworkLib/Debug/netstandard2.1/CSNetwork.dll b/Assets/NetworkLib/Debug/netstandard2.1/CSNetwork.dll
index c82e94aa15..f9fc2fd74b 100644
Binary files a/Assets/NetworkLib/Debug/netstandard2.1/CSNetwork.dll and b/Assets/NetworkLib/Debug/netstandard2.1/CSNetwork.dll differ
diff --git a/Assets/PerfectWorld/Scripts/Network/EC_ManMessageMono.cs b/Assets/PerfectWorld/Scripts/Network/EC_ManMessageMono.cs
index 4937fa7967..623e51ecb1 100644
--- a/Assets/PerfectWorld/Scripts/Network/EC_ManMessageMono.cs
+++ b/Assets/PerfectWorld/Scripts/Network/EC_ManMessageMono.cs
@@ -2,8 +2,6 @@ using System;
 using UnityEngine;
 using CSNetwork;
 using PerfectWorld.Scripts.Managers.BrewMonster.Managers;
-using BrewMonster.Network;
-using UnityEngine.SceneManagement;
 
 namespace BrewMonster
 {
@@ -28,6 +26,7 @@ namespace BrewMonster
         public EC_ManMatter EC_ManMatter;
         public EC_ManPlayer GetECManPlayer { get => EC_ManPlayer;}
         public EC_ManMatter GetECManMatter { get => EC_ManMatter;}
+        public CECNPCMan _CECNPCMan { get; private set; }
 
         private void Awake()
         {
diff --git a/Assets/PerfectWorld/Scripts/Network/UnityGameSession.cs b/Assets/PerfectWorld/Scripts/Network/UnityGameSession.cs
index 79cf17a6cb..0033c4699e 100644
--- a/Assets/PerfectWorld/Scripts/Network/UnityGameSession.cs
+++ b/Assets/PerfectWorld/Scripts/Network/UnityGameSession.cs
@@ -154,6 +154,10 @@ namespace BrewMonster.Network
         {
             Instance._gameSession.RequestPickupItem(idItem, tid);
         }
+        public static void RequestDropIvrtItem(byte index, int amount)
+        {
+            Instance._gameSession.RequestDropIvtrItem(index, amount);
+        }
         public static void RequestAllInventoriesAsync(Action callback = null, params byte[] packages)
         {
             if (packages == null || packages.Length == 0)