Recently, a Geekbench leak pointed to a new Vivo phone that ran an equally novel 5G Samsung SoC. Now, what looks like a promo for a device from this OEM with this spec has been posted by a tipster on Weibo. It also suggests that it will cost less than US$310 on its launch.
https://www.notebookcheck.net/A-leaked-poster-appears-to-prove-the-Exynos-880-powered-Vivo-Y70s-exists.466307.0.html