---
name: "Cheng Xiao"
canonical: "https://film.one/person/cheng-xiao"
fi1m_id: "cheng-xiao"
imdb_id: "nm9626048"
tmdb_id: 1875779
wikidata_id: "Q24959132"
roles: []
born: "15 July 1998"
reviewed_on_fi1m: 1
average_over: 1
updated: "2026-10-05T16:03:27.466711+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Cheng Xiao

## Identity

Cheng Xiao

- **Canonical:** https://film.one/person/cheng-xiao
- **Type:** Person
- **Fi1m ID:** cheng-xiao
- **IMDb ID:** nm9626048
- **TMDB ID:** 1875779
- **Wikidata ID:** Q24959132
- **Same entity:** https://en.wikipedia.org/wiki/Cheng_Xiao, https://www.wikidata.org/wiki/Q24959132, https://www.imdb.com/name/nm9626048/, https://www.themoviedb.org/person/1875779

Actor. Born 15 July 1998 in Shenzhen，Guangdong Province，China.

## Details

- **Born:** 15 July 1998, Shenzhen，Guangdong Province，China
- **Also known as:** 우주소녀, Xiao Cheng, ソンソ, Seong So, Sung So
- **Elsewhere:** https://en.wikipedia.org/wiki/Cheng_Xiao, https://www.wikidata.org/wiki/Q24959132, https://www.imdb.com/name/nm9626048/, https://www.themoviedb.org/person/1875779

## Biography

Cheng Xiao is a Chinese singer, dancer and actress. Born on 15 July 1998 in Shenzhen, Guangdong Province, she trained in traditional Chinese dance before graduating from the School of Performing Arts Seoul in the Department of Practical Dance. She debuted in 2016 as a member of the South Korean girl group WJSN (also known as Cosmic Girls) under Starship and Yuehua Entertainment, later focusing on solo activities in China.

She began acting in 2020, appearing as Lu Jingjing in the web series *Detective Chinatown* and reprising the role in the 2021 film *Detective Chinatown 3*. She is also known for her performance as Tong Yao in the 2021 series *Falling Into Your Smile*. Cheng Xiao left WJSN in March 2023 after her contract expired.

*Sources: en.wikipedia.org, azmovies.net, cpophome.com, mydramalist.com.*

## On Fi1m (1)

- *Detective Chinatown 3* (2021), Fi1m 49, as Lu Jingjing — [page](https://film.one/film/detective-chinatown-3.md)

## Complete filmography (18)

Every credit, newest first. Titles without a page can be requested for review on the HTML page.

- *超级玩家·芭莎之夜 红毯全程* (2026), Actor
- *2026 bilibili夏日毕业歌会* (2026), Actor
- *Glory* (2025), series, as Rong Yunxi
- *Light of Dawn* (2025), series, as Long Yu
- *Glory of Kings 2025·Co-creation Night* (2025), Actor
- *Shadow Love* (2025), series, as Ji Tianjiao
- *Love List* (2025), as Fang Yingying
- *We Girls* (2025), as Guo Aimei
- *Fangs of Fortune* (2024), series, as Pei Sijing
- *Vacation Of Love 2* (2022), series, as Cheng Miao
- *My Heart* (2021), series, as Lu Qingqing
- *Lie to Love* (2021), series, as Su Xieyi
- *Falling Into Your Smile* (2021), series, as Tong Yao 'Smiling', Theme Song Performance
- *Detective Chinatown 3* (2021), as Lu Jingjing — Fi1m 49, [page](https://film.one/film/detective-chinatown-3.md)
- *The World of Fantasy* (2021), series, as Ling Yushi
- *Legend of Awakening* (2020), series, as Qin Sang
- *Detective Chinatown* (2020), series, as Lu Jingjing
- *Would You Like Girls* (2016), series, Actor

## Gallery

- ![170218 상암 우주소녀 미니팬미팅 성소 (2017)](https://film.one/media/person/6740402/gallery-9d5f41a78221.jpg) 170218 상암 우주소녀 미니팬미팅 성소 (2017) — Space Aurora, CC BY 4.0, via Wikimedia Commons (https://upload.wikimedia.org/wikipedia/commons/4/48/170218_%EC%83%81%EC%95%94_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_%EB%AF%B8%EB%8B%88%ED%8C%AC%EB%AF%B8%ED%8C%85_%EC%84%B1%EC%86%8C_%283%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail_unscaled)
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-a0749f4de49b.jpg) Cheng Xiao — 미의 기준, CC BY 4.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/6/67/170730_SICAF_%ED%8F%90%EB%A7%89%EC%8B%9D_7.jpg/1280px-170730_SICAF_%ED%8F%90%EB%A7%89%EC%8B%9D_7.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![170607 우주소녀 HAPPY 쇼케이스 (2017)](https://film.one/media/person/6740402/gallery-6e15e8033b74.jpg) 170607 우주소녀 HAPPY 쇼케이스 (2017) — 미의 기준, CC BY 4.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/4/42/170607_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_HAPPY_%EC%87%BC%EC%BC%80%EC%9D%B4%EC%8A%A4_%281%29.jpg/1280px-170607_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_HAPPY_%EC%87%BC%EC%BC%80%EC%9D%B4%EC%8A%A4_%281%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![170607 우주소녀 HAPPY 쇼케이스 (2017)](https://film.one/media/person/6740402/gallery-80660790a537.jpg) 170607 우주소녀 HAPPY 쇼케이스 (2017) — 미의 기준, CC BY 4.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/3/3f/170607_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_HAPPY_%EC%87%BC%EC%BC%80%EC%9D%B4%EC%8A%A4_%283%29.jpg/1280px-170607_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_HAPPY_%EC%87%BC%EC%BC%80%EC%9D%B4%EC%8A%A4_%283%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-ce127dd1d40b.jpg) Cheng Xiao — Image via TMDB
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-47c9c9b48cce.jpg) Cheng Xiao — Image via TMDB
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-d422fdbeb48f.jpg) Cheng Xiao — Image via TMDB
- ![170107 명동팬싸인회 우주소녀 직찍 (2017)](https://film.one/media/person/6740402/gallery-e6dcdc073916.jpg) 170107 명동팬싸인회 우주소녀 직찍 (2017) — 엑시&소정, CC BY 4.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/4/49/170107_%EB%AA%85%EB%8F%99%ED%8C%AC%EC%8B%B8%EC%9D%B8%ED%9A%8C_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_%EC%A7%81%EC%B0%8D_%288%29.jpg/1280px-170107_%EB%AA%85%EB%8F%99%ED%8C%AC%EC%8B%B8%EC%9D%B8%ED%9A%8C_%EC%9A%B0%EC%A3%BC%EC%86%8C%EB%85%80_%EC%A7%81%EC%B0%8D_%288%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![170701 신촌 게릴라 (2017)](https://film.one/media/person/6740402/gallery-7e1efb9779e0.jpg) 170701 신촌 게릴라 (2017) — 미의 기준, CC BY 4.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/c/c4/170701_%EC%8B%A0%EC%B4%8C_%EA%B2%8C%EB%A6%B4%EB%9D%BC.jpg/1280px-170701_%EC%8B%A0%EC%B4%8C_%EA%B2%8C%EB%A6%B4%EB%9D%BC.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-539e825bfc9d.jpg) Cheng Xiao — Image via TMDB
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-e6676b39ac3f.jpg) Cheng Xiao — Image via TMDB
- ![Cheng Xiao](https://film.one/media/person/6740402/gallery-153525b374e8.jpg) Cheng Xiao — Image via TMDB

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/cheng-xiao