The OPPO Find X3 Pro will succeed the highly lauded OPPO Find X2 Pro as OPPO's flagship device next year. Details of the phone look to have appeared already, with hardware that will likely be found on the OnePlus 9 Pro when it's released.
https://www.notebookcheck.net/New-OPPO-Find-X3-Pro-leak-may-give-an-early-look-at-the-OnePlus-9-Pro.508531.0.html