diff --git a/main.go b/main.go
index 804f2a18b..1fbe0feda 100644
--- a/main.go
+++ b/main.go
@@ -187,8 +187,12 @@ func handleConn(c net.Conn) {
 			return
 		}
 		fmt.Println("read data：", hex.EncodeToString(buffer[:n]))
-		data := `1E00C10200FF5000011B401B594155012D202D202D202D202D202D202D202D202D202D202D202D202D2D202D202D200AB2CBC3FB2020202020202020CAFDC1BF2020202020202020BDF0B6EE0AB0D7C7D0BCA620202020202031202020202020202020202031350A2D202D202D202D202D202D202D202D202D202D202D202D202D2D202D202D200A1b61021b2130D7DCBDF0B6EE3A31350A1D58021b5a000106160068747470733a2f2f7777772e62616964752e636f6d2f1b61000A0A0A1B40FF`
-		c.Write([]byte(data))
+		//1e00370200ff5000011b401b594155012d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2d2dff
+		data := []byte{0x1E, 0x00, 0x37, 0x02, 0x00, 0xff, 0x50, 0x00, 0x01, 0x1b, 0x40, 0x1b, 0x59, 0x41, 0x55, 0x01, 0x2d,
+			0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d,
+			0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d,git 
+			0xff}
+		c.Write(data)
 		fmt.Println("write data: ", data)
 	}
 }