A lot of these people have been streaming over there for months but now they have their own group branded as "GGS"

Many of them have been EN vtubers for years. Their tagline is "Vtuber x English: Study English the Fun Way!" as their streams are generally presented in English.

http://www.ggsvtb.cn/
https://twitter.com/GGSVtb/status/1561021413279969280

Members:
>Yuikai
https://www.twitch.tv/Yuikaichan
https://space.bilibili.com/2005546384
https://twitter.com/YuikaiChan

>Suiren
https://www.twitch.tv/suiren_vt
https://space.bilibili.com/1040604211/
https://twitter.com/suiren_vt

>Rice
https://space.bilibili.com/1931763107
https://twitter.com/HeyRiceee
(doesn't stream elsewhere)

>Natsumi Moe
https://www.twitch.tv/Natsumi_Moe
https://space.bilibili.com/1416046076/
https://twitter.com/vtuber_moe

>Kie Kyoko
https://www.twitch.tv/KieKyoko
https://space.bilibili.com/2099399911/
https://twitter.com/KieKyoko

>Harune
https://www.twitch.tv/Harunestream
https://space.bilibili.com/1026496999/
https://twitter.com/projectharune

>Nekoyama Miku
https://www.twitch.tv/miyu
https://space.bilibili.com/1109348721
https://twitter.com/__miyumao