KJ is a pianist and violinist who has won awards internationally since his childhood. His biographical documentary, KJ: Music and Life received Best Film Editing, Best Documentary and Best Sound Effects in the 46th Golden Horse Film Awards. KJ is also actively engaged in community activities, influencing the society with his voice. In 2009, his concert, KJ & NG Music is Music was widely acclaimed for its authenticity and major breakthroughs. In 2013, KJ co-founded “Music Lab” which provides platforms for various kinds of classical music and creative performance. In 2018, KJ has won the First Prize (Chamber Music Prize) at the Alaska International Piano-e-Competition.