PING macular-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=227 ms
64 bytes from 149.30.235.212 (149.30.235.212): icmp_seq=2 ttl=61 time=226 ms
64 bytes from 149.30.235.212 (149.30.235.212): icmp_seq=3 ttl=61 time=226 ms

--- macular-www.retkcon.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 226.575/226.750/227.093/0.600 ms