Originally Posted by
hfly
Firstly, not all hotels are equal, some hotels have their own solutions, by routing their traffic through HKG for example. This is not something that they advertise, but is something that you can ask before checking in. Secondly, it is my understanding that the HK SIm thing referenced above is NOT currently working in China.
Roaming on a HK sim most certainly does work. Full access to Google and other blocked/censored services.