ORGANIZATION CHART Byeong Gwon, HWANG CEO Office.02-3158-5607 Mobile.010-6334-1461 Fax.0504-177-1461 E-mail.hwang@hna.krbowsarang@gmail.com Sung Hye, KANG CEO Office.02-3158-5607 Mobile.010-8879-1771 Fax.02-3158-5608 E-mail.kang@hna.krshkang1009@naver.com Hyun Jun, SONG Manager Office.070-4667-0108 Mobile.010-7494-5724 Fax.070-8282-3600 E-mail.jun@hna.krjeilsonghj@naver.com Baek Ho, Choi Technical Manager Office.02-3158-5607 Mobile.010-9068-4648 Fax.070-8282-3600 E-mail.choi@hna.krYoung Hee, YOO Senior StaffOffice.02-3158-5607Mobile.010-9456-1779Fax.070-8282-3600E-mail.yoo@hna.krSang Yeol, KANG Senior StaffOffice.02-3158-5607Mobile.010-8793-7477Fax.070-8282-3600E-mail.sang@hna.kr