BX is the last member of C9BOYZ.
C9 Entertainment is getting ready to debut their new boy group. The first member revealed was former Wanna One member Bae Jin Young. Former YG Entertainment trainee Seunghun followed next, and the members Hyunsuk, and Yonghee.
BX was born on March 5, 1998. He is 180cm (5'11") tall and weighs 61kg (134 lbs).
You can view his profile video below.