https://www.reuters.com/article/us-china-didi/didi-says-app-takedown-may-hit-revenue-other-u-s-listed-chinese-firms-probed-idUSKCN2EA0JT >BEIJING/HONG KONG (Reuters) -Ride-hailing giant Didi Global Inc said a regulatory order that its app be removed from app stores in China could hurt revenue, while other newly U.S.-listed Chinese firms also found themselves the subject of cybersecurity investigations.