ZTE may have just endorsed rumors of an imminent Axon 40-series launch event, through the medium of a slightly cryptic new teaser hinting at something happening in April 2022. It might involve a debut for a phone that continues the OEM's reputation as an under-display camera (UDC) technology pioneer.
https://www.notebookcheck.net/ZTE-hints-at-an-April-2022-launch-for-what-might-be-a-third-gen-under-display-camera-flagship-smartphone.611671.0.html