Huawei's CEO, Yu Chengdong, has revealed that the upcoming Mate Xs device will have a more robust display compared to the original foldable phone. It is also slated to have a new hinge with an improved design. This Kirin 990 device will also be showcased at next year's Mobile World Congress.
https://www.notebookcheck.net/Huawei-Mate-Xs-a-refreshed-foldable-destined-for-an-upgraded-hinge-screen-and-MWC.448126.0.html