China’s cyberspace regulator has issued warnings to ByteDance’s news aggregator Jinri Toutiao and Alibaba Group Holding’s internet browser operator UCWeb for inadequate content moderation, adding to a series of recent crackdowns targeting trending topics in online platforms. In separate statements issued on Tuesday, the Cyberspace Administration of China (CAC) accused both companies of “damaging the online ecosystem”. The regulator said Toutiao displayed “unhealthy content” on its hot search...