3 places ranked

Working from
chongming

Ranked by the broadband measured at each address, worst-metric first, so the ones you can take a call from are at the top.

3 of the 3 listed here are call-ready.

Ranked

Hotel	#	Verdict	Down	Up	Ping	Tests
Tian he Hotel	1	Call-ready	515.5	122.4	10	40
天鹤大酒店	2	Call-ready	515.5	122.4	10	40
乐岛宾馆	3	Call-ready	414.5	109.6	23	36

Upload is emphasised because it decides whether your video call holds, and it is the column no hotel will tell you.