Im sorry Choice 37, PK. Bounce, ihwak (who produced some w1 music). R. Tee, 24, Kang Wook Jin, Raesung, Airplay, Lydia Paek, Bekuh Boom, Seung Chun Ham, they r YGE in -house producers, aside from their artist like GD, TOP YB, B.I, BOBBY, MINO, YOON, HOON, Chanhyuk etc.