C9 Entertainment's upcoming new boy group, currently simply known as the C9ROOKIES, would like to introduce fans to its first official member - Keum Dong Hyun!

The C9ROOKIES will mark the first new boy group to debut under C9 Entertainment in approximately 2 years, since CIX's debut in 2019. The first member of the C9ROOKIES is the one we all know and love - Keum Dong Hyun from 'Produce X 101'!

Born onMay 15, 2003, Keum Dong Hyun previously garnered attention on the Mnet survival series for his sweet and squishy charms. Afterward, the star made his acting debut through the web drama series 'Best Mistake 2'. Now, Keum Dong Hyun is finally ready to return to his original role as a professional idol!

Check out Keum Dong Hyun's introductory profile film below, while you wait for more information on the C9ROOKIES's full debut!