Golden Child (Hangul: 골든차일드), formerly known as Woollim Boys, is a ten-member South Korean boy group under Woollim Entertainment. The group consists of members Dae Yeol, Y, Jang Jun, TAG, Seung Min, Jae Hyun, Ji Beom, Dong Hyun, Joo Chan and Bo Min. On January 6, 2018, member Jae Seok left the group due to health issues. The group debuted on August 28, 2017 with the mini album, "Gol-Cha!".