H.C. Hwang, Kwan Jang Nim is the son and appointed successor of Moo Duk Kwan^® martial art school founder Hwang Kee.

He attends each Ko Dan Ja Shim Sa and works with the Technical Advisory Committee to assure Moo Duk Kwan® standards are met by all candidates prior to the issuance of Official Moo Duk Kwan^® rank certification.