Re: Coming soon to the UK...
Err... probably the way they already do it in Xinjiang province.
They detect that you are using a VPN - they cut off your phone and associated internet account until you visit the police to request that it is switched back on.
- simples....
http://www.ibtimes.co.uk/china-cuts-phone-service-xinjiang-citizens-using-whatsapp-vpns-1530266
https://www.nytimes.com/2015/11/24/business/international/china-cuts-mobile-service-of-xinjiang-residents-evading-internet-filters.html?mcubz=1