On December 9, vivo will release OriginOS Ocean, a new version of its smartphone operating system.

Vivo’s Chinese phones run on the OriginOS platform. It’s an Android-based operating system with a lot of customization. The new version is expected to include more mobile-friendly features and cross-device navigation and file transfers.
The official closed beta list will be released when the company launches, but leaked a preliminary version. Take a look at the list below.
• vivo X70 Pro+
• vivo X70 Pro
• vivo X70
• vivo X60 Pro+
• vivo X60t Pro+
• vivo X60 Pro
• vivo X60
• vivo S10 Pro
• vivo S10
• vivo S9
• vivo iQOO 8 Pro
• vivo iQOO 8
• vivo iQOO 7
Sources: OriginOS, Digital Chat Station via GSMArena