Huawei's new Mate RS features technology that hasn't been seen on smartphones before, which is about par considering its hefty $2000 price tag. The device also uses OLED panels made by LG—particularly noteworthy after the issues with the LG V30 and Pixel 2 XL's displays.
https://www.notebookcheck.net/The-Huawei-Mate-RS-featured-OLED-panels-made-by-LG.295890.0.html