Sun Chen (Chinese: 孫振; pinyin: Sūn Zhèn, born 21 September 1999) is a Taiwanese breakdancer.

Nicknamed "Quake", he competed for Chinese Taipei at the 2022 Asian Games and later qualified for the 2024 Summer Olympics, where he served as the Taiwanese co-flag bearer.

Sun was born on 21 September 1999, in Hsinchu, Taiwan, on the day of the deadly Jiji earthquake; as such, his breakdancing nickname is "Quake".

[1][3] In 2010, the film Step Up became popular in Taiwan; according to the Central News Agency, it "triggered a fad that had the older guys in the neighborhood practicing moves on paperboards, and Sun felt he had to get involved.

[9][10] After appearing in the 2024 Olympics, Sun became the first Taiwanese breakdancer to reach the final of The Notorious IBE,[11] and won the 1 vs 1 competition in the 2024 edition of Outbreak Europe.