WeChat hits one billion monthly users - are you one of them?
British Broadcasting Corporation, March 6, 2018
http://www.bbc.com/news/business-43283690
Big brother stops millions boarding planes, trains in China
The Sydney Morning Herald, March 6, 2018
https://www.smh.com.au/world/asia/big-brother-stops-millions-boarding-planes-trains-in-china-20180306-p4z33u.html