Xiaomi has certified the Mi 11 Pro and the Mi 11 Ultra in China with the TENAA. The two devices should be Xiaomi's flagship Mi 11 series smartphones and will be more premium versions of the Mi 11 that Xiaomi announced globally last month.
https://www.notebookcheck.net/Xiaomi-Mi-11-Ultra-certifications-point-to-Chinese-and-global-models-being-released-only-Chinese-Mi-11-Pro-certified-so-far.526389.0.html