NCT LAB is a 2022 music archiving project from SM STATION which includes “solo songs, self-composed songs, and unit songs” of NCT members.
On February 4, 2022, SM launched the project with rapper MARK’s self-composed and first officially-released solo single, “Child.”
On March 17, 2022, SM revealed that the second release would be “coNEXTion,” a track featuring Mark, Haechan, and Doyoung that initially promoted Age of Light, the South Korean Ministry of Culture’s 5G project.