CK&B Co. Ltd. 5, Seongsuil-ro 8-gil, Seongdong-gu, Seoul, South Korea (284-55, Seongsudong2ga, Seongdong-gu, Seoul) TEL. +82-(0)2-453-8416 FAX. +82-(0)2-453-8417 E-MAIL. sales@cknb.co.kr (Sales & Product, Partner Inquiries)