Good luck hooking up with hot girls in Tianjin for sex or dating! Many of these hot girls may never have spoken to foreign men, so if you walk up to one they might freeze up.
You may just want to choose the one closest to where you are staying.
Anybunny has a zero-tolerance policy against illegal pornography.
Invisible Mode, for example, allows Chinese users can check out other people's profiles without leaving a trace.
It is a great site for fast hook ups, and is doing great in American, Canadian, European, and Australian cities these days.
But if you message them online that might not be the case.
Generally it takes a few dates to get laid, so if you want to score on your trip you need to have contacts lined up before you arrive.
Plus a nightlife area where you can have many singles bars in a concentrated place.