Chinese police are now conducting random stop-and-search checks for banned foreign apps such as Instagram and Twitter: reports

Guangzhou, Сhina - March 6, 2015: Armed paramilitary policemen stand guard in front of the Guangzhou Railway Station after a knife attack, in Guangzhou, Guangdong province, March 6, 2015. Knife-wielding attackers slashed and stabbed people at a railway station in the southern Chinese city of Guangzhou, wounding at least nine before police shot dead one of the suspected assailants and arrested another.