Biography
Yoo Young-jin is a South Korean singer-songwriter, record producer and vocal trainer under SM Entertainment. He has produced and written songs for H.O.T., S.E.S, BoA, Shinhwa, TVXQ, CSJH The Grace, Super Junior, Girls' Generation, SHINee, f(x), EXO, Red Velvet, NCT and aespa.
Biography text from Last.fm, available under CC BY-SA.