Dong Sicheng

Biography

Dong Sicheng (Chinese: 董思成; pinyin: Dǒng Sīchéng; born October 28, 1997), known professionally as Winwin (Chinese: 昀昀; Korean: 윈윈), is a Chinese dancer, rapper, singer, model, and actor, He is a member of the South Korean boy band NCT and its subunit, WayV.

Early life

Winwin was born on October 28, 1997, in Wenzhou, Zhejiang. He graduated in traditional Chinese dance from the Beijing Dance Academy and studied at the Central Drama Academy.

Pre-debut

Winwin was discovered by SM Entertainment, a South Korean entertainment agency, in 2013. After 2 years, he became a trainee in 2015. On January 5, 2016, he was introduced as a member of SM Rookies, a pre-debut training team composed of young trainees who will potentially debut as members of the idol group. On April 9, 2016, he appeared in the Korean and Chinese versions of NCT U's debut music video, "Without You". In May of the same year, he also participated in the second season of the groups' variiety show NCT Life.

2016–present: Debut with NCT and solo activities

On July 7, 2016, Winwin made his debut as part of the South Korean group NCT 127 with their first EP NCT #127 and the title track "Fire truck". He debuted as part of the subunit NCT U with the title track "Boss" on February 8, 2018. The track was released as part of NCT's first solo album, NCT 2018 Empathy, where he also featured on the track "Black on Black" as part of NCT 2018. WinWin continued to promote with NCT 127 until the end of 2018. It was then announced that he would be on indefinite hiatus from group promotions to prepare for his debut in China.
Winwin made his Chinese debut as part of the sub-unit WayV on January 17, 2019, with the single "Regular" from their first album, The Vision. Winwin had also previously participated in the English and Korean versions of the song as part of NCT 127 the previous year.
In March 2019, he joined the cast of the Chinese variety show My Brilliant Masters. He participated in several other Chinese variety shows, such as Day Day Up and Happy Camp, as well as Korean variety shows, such as South Korean Foreigners.