Lee Jin Hyuk (Born: Lee Sung Jun), formerly known by his stage name Wei, is the main rapper, high rapper, and second to last member of the boy group UP10TION under company TOP Media. Before joining the group, he was worked as an actor and appeared in many commercial films. After training for seven years and two months, he made his appearance as a contestant on boy group survival reality show Produce X 101. He did not make into the debut 11, and was ranked the 14th position on Episode 12.