[1] She signed a record deal with Go East Entertainment and a management contract with Starz People.

The song reached number one on all four major Hong Kong stations (903, RTHK, Metro, and TVB's JSG).

She returned to the charts with "Big Girl" and "Tokyo Department Store", earning five number-ones between the two singles.

[2] In 2008, she collaborated with Pakho Chau in the duet "Nothing Done" 一事無成, and with MC Jin on "Useless Love Song".

Cheng for the most part of 2010 took a hiatus from music, only releasing a duet (愛得起) with Linda Chung and "Queen of Karaoke" K歌之后.

In 2012, she released her second EP EVO which spawned the singles "The Fifth Kind", "Gradually", and "I Just Wanna Dance".

In 2016, she returned to her first manager Starz People and signed with HMV Music, citing differences between her and Chessman.

[6] She co-headlined concert SS 2017 Live with singer-actress Shiga Lin at the Macpherson Stadium on 9–10 September 2017.

On 4 June 2012, at a Metro Radio event, Cheng was interviewed by TVB host Shermaine Wong.