Additionally, NCT U operates without a fixed line-up, with members varying for each comeback. Doyoung will release his debut solo album SM Entertainment has officially confirmed that Doyoung will ...

NCT’s Mark Gears Up for Solo Comeback with ... By 2013, he became a part of SM Rookies, a pre-debut team of trainees. His early career highlights included appearances on Exo 90:2014 and ...