https://www.theguardian.com/world/2020/jul/07/tiktok-pulls-out-of-hong-kong-as-police-get-sweeping-new-powers

Social media firms react to sweeping new national security legislation imposed by China

TikTok is to withdraw from Hong Kong app stores and Zoom will stop complying with city authorities’ data requests as technology companies react to the sweeping new national security laws imposed on the city by Beijing.