한편 초대 최경률, 제2대 김말형, 제3대 이근식, 제4대 최현길, 김용웅이 제5·6대 회장을 맡고 있다.
Meanwhile, the first chairman was Choi Kyung-ryul, the second Kim Mal-hyung, the third Lee Keun-sik, the fourth Choi Hyun-gil and Kim Yong-woong is now the fifth and sixth chairman.