PING ip-www.retkcon.com.cn (149.30.235.212) 56(84) bytes of data.
64 bytes from 149.30.235.212 (149.30.235.212): icmp_seq=1 ttl=61 time=224 ms
64 bytes from 149.30.235.212 (149.30.235.212): icmp_seq=2 ttl=61 time=223 ms
64 bytes from 149.30.235.212 (149.30.235.212): icmp_seq=3 ttl=61 time=223 ms

--- ip-www.retkcon.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 223.412/223.676/224.047/0.609 ms