The company revealed a Vivo for a road map to the latest version of the user interface; Funtouch OS 9.
I know of
Is the latest version of the user interface on the Android Pie, which officially arrived last month to the phone Vivo x27, will be put on about 13 smartphone by July of this year, albeit in the form of updated demo.
I have been testing this update is currently on five phones, including, X21i, and Z1 and Z1i and X23 and X23 Symphony Edition, the company aims to tested on the next batch which includes; the X21 and X21 UD and X21s and NEX-A and NEX S and NEX Dual Display in addition to telephone Z3i which will get a trial version in the month of June. In the month of July, will Vivo by issuing the update on the Z3.
It is worth noting that all of these dates to explore the Chinese market only, so it differs at all with the global markets.