Korean apps you cannot get from Google Play in China. Connect TITAN first, then download.
Apps marked Split are shipped by Google as several per-device files and cannot be installed from a single file. Install this tool first and open the downloaded file with it. Apps marked Single install directly.
SAI · Split APK Installer (5.1 MB)Huawei: on the “app not registered” warning tap Learn risks → tick the risk checkbox → Install anyway (the button stays grey until the box is ticked). Samsung: turn off Settings → Security and privacy → Auto Blocker and install within 30 minutes — it switches itself back on.
Every file is kept exactly as installed from Google Play, with the original developer signature intact. Nothing has been re-signed or modified.