iQOO's official Weibo handle recently announced a release date for the iQOO Neo 5 SE and iQOO Neo 5S, alongside a teaser video showcasing the new devices. The phones are set to release in China on December 20th.
https://www.notebookcheck.net/iQOO-Neo-5-SE-gets-a-December-20th-launch-date-teaser-video-highlights-the-midrange-phone-s-50-MP-triple-camera-setup.586995.0.html