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NCT 127 is the second sub-unit of the South Korean boy group NCT. Formed in 2016, NCT 127 is based in Seoul, South Korea, and is known for its diverse musical style that incorporates elements of hip-hop, R&B, and pop. The sub-unit consists of nine members: Taeyong, Taeil, Johnny, Yuta, Doyoung, Jaehyun, Winwin, Jungwoo, and Mark.