diff --git a/SocketStudy/PComm/PClient.cs b/SocketStudy/PComm/PClient.cs
index a9cf83e..846d2d0 100644
--- a/SocketStudy/PComm/PClient.cs
+++ b/SocketStudy/PComm/PClient.cs
@@ -184,32 +184,47 @@ namespace PComm
 				if (dataSize >= BUFF_SIZE)
 					Thread.Sleep(100);
 
-				byte[] receivedData = new byte[dataSize];
-				using (MemoryStream ms = new MemoryStream(dataSize))
+				List<byte> receivedData = new List<byte>(dataSize);
+				while (dataSize > 0)
 				{
-					while (dataSize > 0)
-					{
-						byte[] buff;
-						if (dataSize < BUFF_SIZE)
-							buff = new byte[dataSize];
-						else
-							buff = new byte[BUFF_SIZE];
-
-						int receiveSize = socket.Receive(buff, buff.Length, SocketFlags.None);
-
-						// Thread.Sleep(1);
-						ms.Write(buff, 0, buff.Length);
-						dataSize -= receiveSize;
-					}
-
-					receivedData = ms.ToArray();
+					byte[] buff;
+					if (dataSize < BUFF_SIZE)
+						buff = new byte[dataSize];
+					else
+						buff = new byte[BUFF_SIZE];
+
+					int receiveSize = socket.Receive(buff, buff.Length, SocketFlags.None);
+
+					receivedData.AddRange(buff);
+					dataSize -= receiveSize;
 				}
 
+
+				//using (MemoryStream ms = new MemoryStream(dataSize))
+				//{
+				//	while (dataSize > 0)
+				//	{
+				//		byte[] buff;
+				//		if (dataSize < BUFF_SIZE)
+				//			buff = new byte[dataSize];
+				//		else
+				//			buff = new byte[BUFF_SIZE];
+
+				//		int receiveSize = socket.Receive(buff, buff.Length, SocketFlags.None);
+
+				//		// Thread.Sleep(1);
+				//		ms.Write(buff, 0, buff.Length);
+				//		dataSize -= receiveSize;
+				//	}
+
+				//	receivedData = ms.ToArray();
+				//}
+
 				byte[] data;
 				if (isCompressed)
-					data = PUtil.DecompressBytes(receivedData);
+					data = PUtil.DecompressBytes(receivedData.ToArray());
 				else
-					data = receivedData;
+					data = receivedData.ToArray();
 
 				if (OnReceived != null)
 					OnReceived(this, dataType, data);