Sources: at least nine state-run Chinese firms, including China Mobile, tell staff to limit use of Tencent's domestic chat app Weixin, citing security concerns
Employees were told to disband chat groups over security concerns, as Beijing's scrutiny into Tencent grows Tweets: @jchengwsj Tweets: Jonathan Cheng / @jchengwsj : Managers at some Chinese state-run companies, including China Mobile, China Construction Bank and China National Petroleum, are restricting employees' use of Tencent's popular domestic messaging app, citing security concerns. @QiZHAI @raffaelehuang https://www.wsj.com/...