China Southern Airlines Seoul Office Seoul Office 4F Donghwa B/D 58-7 Seosomun-Dong Joong-Gu, Seoul Republic Of Korea Tel: +82 2 775 9070 Fax: +82 2 773 1700 / 775 9575 Email: [email protected] Airport Office China Southern Airlines 2128B, 272, Gonghang-ro…