E.co, or known by his birth name Ha Joon Young, is one member of the seven piece Korean hip hop group JJCC created by film actor and martial artist Jackie Chan.
Prior to joining JJCC, his career was predominantly focused in modeling.
He and his bandmates have all appeared on several episodes of the South Korean talk show After School Club.
He earned his stage name E.co in high school. The name is meant to be a shortening of "psycho."