The Mi 9 is Xiaomi's most likely candidate for the OEM's next flagship. It may improve on its predecessor with triple cameras and a more up-to-date front panel. SlashLeaks has posted not 1 but 3 new pages on this subject today (February 13, 2019).
https://www.notebookcheck.net/Xiaomi-Mi-9-gains-3-new-discrete-leaks-in-same-day.407086.0.html