CUSTOMER SUPPORT Notice Customer Center Q&A Suggestion Technology Business Group Technology Business Group CUSTOMER SUPPORTTechnology Business Group Sung-jae Park Hit : 1988 2015-09-03 [10:25] NAME Sung-jae Park Deputy DEPARTMENT Seoul Office PHONE +82-10-9312-6382 E-mail psj3091@dh3321.com TEL +82-2-865-3321 GREETING