NCT (엔시티) is a South Korean boy group formed by S.M. Entertainment. Their name stands for the Hallyu localization project Neo Culture Technology, a term coined by S.M. Entertainment founder Lee Soo-man to describe the group's concept of having an unlimited number of members divided into multiple sub-units based in various cities worldwide.
The group's first unit, NCT U, made their debut in April 2016 with the digital singles "The 7th Sense" and "Without You". The second unit, NCT 127, based in Seoul, made their debut in July 2016 with the mini album NCT #127. The third unit, NCT Dream, made their debut in August 2016 with digital single "Chewing Gum". It was reported that subsequent units were to debut based in China, Japan, Thailand, Vietnam and Indonesia.
As of February 2018, the group consists of 18 members: Taeil, Johnny, Taeyong, Yuta, Kun, Doyoung, Ten, Jaehyun, Winwin, Jungwoo, Lucas, Mark, Renjun, Jeno, Haechan, Jaemin, Chenle, and Jisung.