diff --git a/main.go b/main.go
index eb0220e2c..e7127e63b 100644
--- a/main.go
+++ b/main.go
@@ -192,11 +192,28 @@ func handleConn(c net.Conn) {
 		//	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,
 		//	0xff}
-		//c.Write(data)
-		//fmt.Println("write data: ", data)
+		data := "1E00C10200FF5000011B401B594155012D202D202D202D202D202D202D202D202D202D202D202D202D2D202D202D200AB2CBC3FB2020202020202020CAFDC1BF2020202020202020BDF0B6EE0AB0D7C7D0BCA620202020202031202020202020202020202031350A2D202D202D202D202D202D202D202D202D202D202D202D202D2D202D202D200A1b61021b2130D7DCBDF0B6EE3A31350A1D58021b5a000106160068747470733a2f2f7777772e62616964752e636f6d2f1b61000A0A0A1B40FF"
+		c.Write(Hextob(data))
+		fmt.Println("write data: ", data)
 	}
 }
 
+func Hextob(str string) []byte {
+	slen := len(str)
+	bHex := make([]byte, len(str)/2)
+	ii := 0
+	for i := 0; i < len(str); i = i + 2 {
+		if slen != 1 {
+			ss := string(str[i]) + string(str[i+1])
+			bt, _ := strconv.ParseInt(ss, 16, 32)
+			bHex[ii] = byte(bt)
+			ii = ii + 1
+			slen = slen - 2
+		}
+	}
+	return bHex
+}
+
 func int2h8l8(i int64) (h, l string) {
 	origin2 := fmt.Sprintf("%b", i)
 	flag := 16 - len(origin2)