OPPO has unveiled its new F9 sub-premium device. The F9 is a solid offering on paper, and continues the new trend of innovative design factors with one of the best notch implementations we've ever seen.
https://www.notebookcheck.net/OPPO-launches-the-new-OPPO-F9-with-a-dashing-notch.320968.0.html
Actually they are copying the design of Smartisan, an interesting yet controversial brand.