After the finale of the show, they were sent to train for half a month in Los Angeles under the guidance of Rodney Jerkins and Christopher Scott.

[2] On May 25, their official Weibo account announced the group's fandom name, "Nine's", and chose to be represented by the colours PANTONE325C   and PANTONE7456C  .

They gave their first live performance at M space, a music venue in Beijing, to a group of 500 fans.

The documentary showed the group prepare themselves for their final performance with each member having a chance to express their feelings after being together for 18 months.

[7] In August and October 2018, many netizens criticized iQIYI for failing to provide more opportunities for the group.

[8] Shortly after Nine Percent's debut, Yuehua Entertainment unveiled their latest boy band, NEXT (formerly known as NEX7), with members Zhu Zhengting, Fan Chengcheng and Justin Huang, which resulted in them being more involved in NEXT than Nine Percent.