Birth name Ju Haknyeon, he is a vocalist, rapper and lead dancer for the K-pop outfit The Boyz.
He attended Hanlim Art High School. He then trained for two years and one month.
He participated in the second season of Produce 101 and was eliminated in episode of eleven.
He has both an older and younger sister. He is half Chinese and half Korean and resided in Hong Kong for a long time.
He and fellow The Boyz member Lee Jae-hyun shared a room on the reality series Come On! THE BOYZ.