diff --git a/Netch/Servers/VMess/VMessForm.cs b/Netch/Servers/VMess/VMessForm.cs
index 956d7ba9..3d08e197 100644
--- a/Netch/Servers/VMess/VMessForm.cs
+++ b/Netch/Servers/VMess/VMessForm.cs
@@ -18,6 +18,12 @@ public class VMessForm : ServerForm
             VMessGlobal.TransferProtocols,
             s => server.TransferProtocol = s,
             server.TransferProtocol);
+        CreateComboBox("PacketEncoding",
+            "Packet Encoding",
+            VMessGlobal.TransferProtocols,
+            s => server.TransferProtocol = s,
+            server.TransferProtocol);
+        
 
         CreateComboBox("FakeType", "Fake Type", VMessGlobal.FakeTypes, s => server.FakeType = s, server.FakeType);
         CreateTextBox("Host", "Host", s => true, s => server.Host = s, server.Host);
diff --git a/Netch/Servers/VMess/VMessServer.cs b/Netch/Servers/VMess/VMessServer.cs
index 4bc9f36a..00e355fd 100644
--- a/Netch/Servers/VMess/VMessServer.cs
+++ b/Netch/Servers/VMess/VMessServer.cs
@@ -10,7 +10,7 @@ public class VMessServer : Server
 
     public override string MaskedData()
     {
-        var maskedData = $"{EncryptMethod} + {TransferProtocol} + {FakeType}";
+        var maskedData = $"{EncryptMethod} + {TransferProtocol} + {PacketEncoding} + {FakeType}";
         switch (TransferProtocol)
         {
             case "tcp":
@@ -49,6 +49,11 @@ public class VMessServer : Server
     /// </summary>
     public virtual string TransferProtocol { get; set; } = VMessGlobal.TransferProtocols[0];
 
+    /// <summary>
+    ///     包传输格式
+    /// </summary>
+    public virtual string PacketEncoding { get; set; } = VMessGlobal.PacketEncodings[2];
+
     /// <summary>
     ///     伪装类型
     /// </summary>
@@ -115,6 +120,13 @@ public class VMessGlobal
         "chacha20-poly1305"
     };
 
+    public static readonly List<string> PacketEncodings = new()
+    {
+        "none",
+        "packet", // requires v2fly/v2ray-core v5.0.2+ or SagerNet/v2ray-core
+        "xudp" // requires XTLS/Xray-core or SagerNet/v2ray-core
+    }
+
     /// <summary>
     ///     V2Ray 传输协议
     /// </summary>