2010–2018: Pre-debut, forming 3Racha, and survival show Bang Chan was a trainee for 7 years under JYP Entertainment and trained alongside members of
Twice,
Got7, and
Day6. During his traineeship, Bang Chan made cameo appearances in music videos for other JYP Entertainment artists, including a café customer in
Miss A's "
Only You" and a zombie in
Twice's debut, "
Like Ooh-Ahh". Bang Chan met future bandmates
Han and
Changbin while taking
MIDI classes In late 2017,
JYP Entertainment announced a new survival show called
Stray Kids, in collaboration with
Mnet, and Bang Chan was announced as a participant. He was granted the opportunity to choose his own team of trainees to prepare for debut. Additionally, he was praised for his leadership and dedication during the survival show. In early 2018, he, along with the other Stray Kids members, released their first pre-debut album, EP
Mixtape, featuring the group's self-composed songs from the survival show.
2018–present: debut, Stray Kids, and sub-unit & solo activities Bang Chan officially debuted as the leader of Stray Kids on 25 March 2018, with the stage name Bang Chan. His roles in the group include singing, rapping, and dancing. In 2019, as part of the group's first variety show,
Finding SKZ, the group travelled to
Australia, where Bang Chan helped organise activities to introduce his bandmates to the culture of his homeland. In August 2021, Bang Chan performed a cover of Day6's "I'll Try" with bandmates
I.N and
Seungmin on
Weekly Idol. Bang Chan and
Hyunjin's first collaborative sub-unit track together, "
Red Lights", was included in Stray Kids' second studio album,
NoEasy. Debuting at number 30 on the
Circle Download Chart, He also participated in the soft rock unit track "
Waiting For Us" alongside
Lee Know,
Seungmin, and
I.N, which was part of the
Oddinary EP, released on 18 March 2022. Upon its release, the track debuted at number 25 on the Circle Download Chart for the week of 13–19 March 2022. On 15 January 2021, Bang Chan was featured on I.N's solo song "Maknae on Top" alongside Changbin. On 27 June, he collaborated with
Twice's
Tzuyu on a cover of
Taylor Swift's "
Me!", released as part of Twice's Melody Project series. In July, Bang Chan with bandmate Lee Know released "
Drive", a self-composed and self-produced song featured on their album
SKZ-Replay. The following month, he performed the unreleased track "Yeah" at
KCON LA with
Han and
Changbin for a special stage, the song was also co-written and produced by him. In addition to his solo activities, Bang Chan has contributed to various unit and group tracks. He collaborated with Changbin and Han on "
Zone" for the
SKZ-Replay album, released on 21 December. In the same album, he also released his self-composed solo track "
Connected". That same year, as part of 3Racha, he co-wrote, composed, and performed "
Heyday" for the
Street Man Fighter soundtrack. Bang Chan further explored solo artistry during the
5-Star Dome Tour in 2023, performing his unreleased song "Baby" at
Tokyo Dome. In March 2024, he released the music video for his English single "Eternity", which featured his pet dog, Berry. In the same year, he also worked as the vocal arranger for the JYP-produced single "Like Magic", created for
Coca-Cola's K-Wave campaign. In September, during the
Dominate tour, Bang Chan revealed and performed his unreleased solo song titled "Railway". The song was later included in the
Hop album and officially released on December 13. In April 2025, Bang Chan was one of several artists to appear on
Astro's special release, "Moon: Memory of the Moon" (꿈속의 문), a tribute released to commemorate the second anniversary of
Moonbin's death. It peaked at number 4 on the World Digital Song Sales chart.
Songwriting and production Bang Chan along with bandmates Han and Changbin, writes and produces most of the group's music.
JO1,
Sky-Hi, and
Show Lo. Bang Chan contributed to the songwriting and composition of Taiwanese singer
Show Lo's track "我的世代 (Wo De Shi Dai)" from his full-length album
No Idea, released in 2019, marking his first notable collaboration outside of Stray Kids. In April 2020, Stray Kids contributed to the soundtrack for the first season of the anime adaptation of
Tower of God. Bang Chan co-wrote the opening theme "
Top" and the ending theme "
Slump", with him co-producing "Top" and solely producing "Slump". The single "Top" reached the top of the
Oricon daily single rankings and dominated
Tower Records' daily sales rankings on its release date, with all three versions securing the top three positions. In December, Bang Chan, as part of the producing team 3Racha, composed the solo song "Nevermind" for Yao Chen, a member of the Chinese boy group
R1SE. The track became popular, topping the daily popularity chart on
QQ Music for 16 consecutive days. Expanding his contributions, in February 2022, Bang Chan co-wrote and featured on the song "
Just Breathe" in collaboration with Japanese rapper
Sky-Hi. He and the other 3Racha members were awarded Best Hip Hop Video at the
MTV VMAs Japan 2022 for their work on the track. Notably, in March, the same year, Bang Chan co-wrote and produced the song "
YOLO-konde" for the Japanese global boy band
JO1. The track was created as a theme song to support JO1 and their fans. In February 2023, Bang Chan, Changbin, and Han were promoted to regular members of
KOMCA. As of September 2025, he has 227 songs registered to his name. In addition, Bang Chan contributed to major film soundtracks, starting in early 2023 when he, along with Han and Changbin, was approached to write and produce "
Paradise" for
NiziU's 5th single, which became the theme song for ''
Doraemon: Nobita's Sky Utopia. The song was also used as the ending theme for the Doraemon
television series. Continuing his work in television, Bang Chan participated in writing and producing the song "Why?" for the Fuji TV drama Re:Revenge- In the End of Desire,'' alongside 3Racha. Released on 12 April 2024, the track marked Stray Kids' first theme song for a Japanese drama. Expanding into film soundtracks, in July, he co-wrote and co-produced the song "
Slash" for the soundtrack of the
Marvel film
Deadpool & Wolverine, marking his first work for a Hollywood film.
Hosting and MC roles In 2018, Bang Chan was a guest host twice on
After School Club, co-hosting with
Jimin on 12 June and as a special host on 17 July, when Day6's
Jae graduated from the show. On 27 October 2018, he appeared as a special MC on
Show! Music Core. In August 2021, after the band came to the actor's attention for their
Deadpool-inspired performance during the third round of
Kingdom: Legendary War, Bang Chan interviewed
Ryan Reynolds for
Naver TV as part of promotions for the film
Free Guy. Bang Chan served as the MC for
KCON LA in August 2022, hosting the third day. In December 2023, Bang Chan served as a special judge on
Nizi Project Season 2. During the same month, Bang Chan and Felix also interviewed
Ryan Reynolds and
Hugh Jackman at a press conference for
Deadpool & Wolverine in Seoul, South Korea, as part of a promotional event for Marvel Korea. == Artistry ==