It has been reported that Xiaomi will no longer use the "Mi" trade name as part of its branding. Apparently, this process already started with the Mix 4 smartphone and should continue with the upcoming Xiaomi 11T range. It seems "Mi" has become superfluous as Xiaomi targets worldwide brand recognition and consumer electronics dominance.
https://www.notebookcheck.net/Now-you-see-Mi-now-you-don-t-Xiaomi-drops-unnecessary-name-in-quest-to-enhance-global-brand-awareness.556528.0.html