서울 Seoul:
TEL: 82-2-581-7774,8333,9990
FAX: 82-2-561-6070
인천 Incheon:
TEL: 82-32-576-7774
FAX: 82-32-578-7774
화성 Hwaseong:
TEL: 82-31-366-7772,7773
FAX: 82-31-366-7774
이메일 E-mail:
khsteel2@naver.com
steel@keum-ha.com