diff --git a/TestClientConnection/TestClientConnection.cpp b/TestClientConnection/TestClientConnection.cpp
index 2401cf6..b22cd32 100644
--- a/TestClientConnection/TestClientConnection.cpp
+++ b/TestClientConnection/TestClientConnection.cpp
@@ -1,9 +1,22 @@
 #include <iostream>
 #include <WinSock2.h>
 #include <WS2tcpip.h>
+#include <thread>
 
 #pragma comment(lib, "Ws2_32.lib")
 
+struct DataIn
+{
+    float AccX, AccY, AccZ;
+    float GyrX, GyrY, GyrZ;
+    float PosX, PosY, LaserRange;
+} dataIn;
+
+struct DataOut
+{
+    float MotorUL, MotorUR, MotorDL, MotorDR;
+} dataOut;
+
 int main()
 {
     WSAData wsaData;
@@ -16,16 +29,36 @@ int main()
     }
 
     SOCKADDR_IN addr;
-    addr.sin_family = AF_INET;
-    addr.sin_port = htons(1001);
+    int sizeofaddr = sizeof(addr);
 
-    // Use inet_pton instead of inet_addr
-    if (inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr) <= 0)
+    inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr);
+    addr.sin_port = htons(1001);
+    addr.sin_family = AF_INET;
+
+    SOCKET Connection = socket(AF_INET, SOCK_STREAM, NULL);
+    if (connect(Connection, (SOCKADDR*)&addr, sizeof(addr)) != 0)
     {
-        std::cout << "Error converting IP address\n";
-        exit(1);
+        std::cout << "Error: failed connect to server \n";
+        return 1;
     }
 
+    dataOut.MotorUL = 10;
+    dataOut.MotorUR = 10;
+    dataOut.MotorDL = 10;
+    dataOut.MotorDR = 10;
+
+    while (1)
+    {
+        send(Connection, (char*)&(dataOut), sizeof(dataOut), 0);
+        recv(Connection, (char*)&(dataIn), sizeof(dataIn), 0);
+        //std::cout << dataIn.GyrX << " " << dataIn.GyrY << " " << dataIn.GyrZ << std::endl;
+        //std::cout << dataIn.PosX << " " << dataIn.PosY << " " << dataIn.LaserRange << std::endl;
+        //std::cout << dataIn.AccX << " " << dataIn.AccY << " " << dataIn.AccZ << std::endl;
+        std::cout << dataIn.LaserRange << std::endl;
+        std::cout << "-----------------------------------------------------------" << std::endl;
+        //std::this_thread::sleep_for(std::chrono::seconds(1));
+    }
+
+    
     system("pause");
-    std::cout << "Hello World!\n";
 }