Huawei Nova 2S is expected to debut tomorrow as an improved version of the Nova 2. Its list of unconfirmed specs and features includes the octa-core HiSilicon Kirin 960 processor, dual cameras on both sides, as well as Android Oreo with EMUI 8.0 on top.
https://www.notebookcheck.net/Huawei-Nova-2S-coming-soon-to-China.268210.0.html