Jan 1, 2022-present
Jeong Seunghwan (정승환) is a member of the South Korean boy group ATBO under IST Entertainment. On February 8, 2022, it was revealed by IST Entertainment that Seunghwan is one the 13 contestant of the survival show “THE ORIGIN – A, B, OR What?”. On the finale of the show, Seunghwan successfully debuted with ATBO by placing first place with a total of 1740 points.
He debuted with the group on July 27, 2022 with the mini album 'The Beginning : 開花'.