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Cheng Xiao
180317 우주소녀 미니팬미팅 직찍 (19) (cropped).jpg
Cheng Xiao in March 2018
Born July 15, 1998 (1998-07-15) (age 23)
Occupation Singer
Musical career
Instruments Vocals
Years active 2016–present
  • Starship
  • Yuehua
Associated acts
  • WJSN
  • Starship Planet
Cheng Xiao
Chinese name
Chinese 程潇
Korean name

Cheng Xiao (Chinese: 程潇; Hangul: 성소, born July 15, 1998) is a Chinese singer and dancer based in China and South Korea, and well-known as a member of South Korean-Chinese girl group WJSN.

Early life

Cheng was born on July 15, 1998 in Nanshan District, Shenzhen, Guangdong. She has a younger sister, Cheng Chen (程晨). Cheng studied in Shenzhen Art School, and graduated from School of Performing Arts Seoul in 2016, where she studied under the Department of Practical Dance.


2015–2016: Debut with WJSN and Wonder Unit

160618 우주소녀 직찍 07
Cheng Xiao, June 2016

On December 10, 2015, Cheng was revealed as one of the members of WJSN's Wonder Unit. On December 21, she released a Christmas cover of "All I Want For Christmas Is You" with WJSN by Mariah Carey through JuseTV's YouTube Channel.

Cheng debuted with WJSN on February 25, 2016, with the release of their debut mini album Would You Like?, including the title tracks "Mo Mo Mo" and "Catch Me".

In August 2016, Cheng, together with fellow group mates Exy, SeolA, Soobin, Eunseo, Yeoreum, and Dayoung, teamed up with label mate Monsta X to form the unit "Y-Teen", a project unit group that will be promoting as CF models for KT's phone fare service.

On September 14, she was proclaimed winner of Pitch King, and on September 15, she won gold for the rhythmic gymnastics segment during the Idol Star Athletics Championships XII.

Cheng along with GFriend's Eunha, Oh My Girl's YooA, Gugudan's Nayoung and Momoland's Nancy formed a special project group named "Sunny Girls" for Inkigayo's Music Crush Project. They released their single, "Taxi" on November 27, 2016.

On January 30, 2017, Cheng participated in the Idol Star Athletics Championships XIII, where she won a bronze medal during the rhythmic gymnastics segment.

2017–present: Solo activities

In 2017, Cheng was a cast member of SBS' Law of the Jungle.

In 2018, Cheng was a cast member and dance mentor in the reality survival show Idol Producer. The same year, she was cast in her first costume drama, Legend of Awakening. In November 2018, Cheng released her first solo song "If Love", an OST for online game Xuanyuan Sword which debuted at No. 3 in QQ Music.

In 2020, Cheng acted in her first drama, Detective Chinatown.

In January 2021, Cheng debuted as a solo artist, with the Single "Focus X". She is also set to star in the Chinese e-sport romance comedy television series Falling Into Your Smile.



Title Year Peak chart positions Sales Album
QQ Chart
Billboard V Chart
As lead artist
"Focus-X" 2021 colspan="2" 0TBA
  • CHN: 127,067
(Sunny Girls (Eunha, YooA, Cheng Xiao, Nayoung and Nancy))
2016 N/A N/A Inkigayo Music Crush Part. 2
"Confession Song" (告白情歌) (with Meng Meiqi & Wu Xuanyi) 2017 Promotional song of Once Again
"The Shadow of the Shark" (with Wang Yibo) 2018 9 Promotional song of The Meg
Soundtrack appearances
"If Love" (若情) 2018 3 N/A Xuanyuan Sword OST
"I Don't Believe You" (别轻易相信) 2020 Detective Chinatown OST
"Soulmate" (第一默契) 2021 TBA N/A Falling Into Your Smile OST (Duet ver. with Xu Kai)



Year English title Chinese title Role Ref.
2020 Detective Chinatown 3 唐人街探案3 Lu Qingqing

Television series

Year English title Chinese title Role Network Ref.
2020 Detective Chinatown 唐人街探案 Lu Jingjing iQiyi
Legend of Awakening 天醒之路 Qin Sang Mango TV, iQiyi
2021 The World of Fantasy 灵域 Ling Yushi iQiyi
Falling Into Your Smile 你微笑时很美 Tong Yao Tencent, Youku
Qing Qing Wo Xin 卿卿我心 Lu Qingqing iQiyi
Lie to love 良言写意 Su Xie Yi Tencent

Television show

Year English title Original title Network Notes Ref.
2017 Law of the Jungle 정글의 법칙 SBS Cast member
Swan Club 추석특집 발레교습소 백조클럽 KBS2
2018 Idol Producer 偶像练习生 iQiyi Dance mentor
Best Friends’ Perfect Vacation 闺蜜的完美旅行 Tencent Cast member
Brave World 勇敢的世界 Mango TV
Pajama Friends 파자마 프렌즈 Lifetime
2019 One More Try 极限青春 Tencent
We Are In Love 我们恋爱吧 Jiangsu TV Panelist
2020 Final Expert 终极高手 Tencent Manager
We Are Young 少年之名 Youku Mentor

Awards and nominations

Year Award Category Nominated work Results Ref.
2017 17th Top Chinese Music Awards New Force Idol N/A Won
2018 2018 Cosmo Beauty Ceremony Annual Youthful Beautiful Idol N/A Won
2019 Sina Fashion Awards Popular Idol of the Year N/A Won
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