BBK Electronics is not done with OnePlus yet, despite releasing increasingly fewer OnePlus flagship smartphones. Reportedly, OnePlus is developing the OnePlus 10 Ultra with the intention of releasing it during the second half of 2022. However, the OnePlus 10 Ultra could share an even closer lineage with the Oppo Find X5 series than the OnePlus 10 Pro does.
https://www.notebookcheck.net/OnePlus-10-Ultra-flagship-to-launch-in-2H-2022-with-Oppo-camera-technology-tie-in.595408.0.html
Regardless how good the hardwares are, nowadays OnePlus Phones are all rubbish because of its super laggy+ buggy os, their ignorance and irresponsible attitude towards customers, and made countless lies which they had promised in the past (regarding os update for their phones, warranty services and etc)