I'm also in Shanghai, on a China Telecom hardline, I get nothing from 1.1.1.1:

PING 1.1.1.1 (1.1.1.1) 56(84) bytes of data.

--- 1.1.1.1 ping statistics --- 80 packets transmitted, 0 received, 100% packet loss, time 79915ms

What mobile network are you using?