PING www.gxchem.cn (38.12.160.142) 56(84) bytes of data.
64 bytes from 38.12.160.142 (38.12.160.142): icmp_seq=1 ttl=122 time=139 ms
64 bytes from 38.12.160.142 (38.12.160.142): icmp_seq=2 ttl=122 time=139 ms
64 bytes from 38.12.160.142 (38.12.160.142): icmp_seq=3 ttl=122 time=139 ms

--- www.gxchem.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 139.921/139.948/139.963/0.432 ms