We, HYUNDAE DL INC.,are one of the biggest Door Hardware manufacturers in Korea. We have been exporting our goods all over the world especially USA and Canada since we have established company in 1970.* BRIEF HISTORY OF HYUNDAE *1970.03.01 : ESTABLISHED HYUNDAE METAL COMPANY1989.06.26 : APPROVED UL FOR GRADE 2 LOCKS1993.09.24 : ACQUIRED THE ANSI FOR GRADE 2 LOCKS2000.03.09 : ACQUIRED THE ANSI FOR GRADE 2 TUBULAR LEVER LOCKS2001.09.06 : APPROVED KS (KOREA STANDARD) FOR ALL LEVER SERIES2002.06.17 : AWARDED ISO 9001 BY CHAMBER CERTIFICATION ASSESSMENT SERVICES LTD2003.01.10 : APPROVED UL FOR GRADE 1 LEVER LOCKS2003.04.28 : ACQUIRED THE ANSI FOR GRADE 1 LEVER LOCKS2003.06.02 : APPROVED UL FOR GRADE 2 D/BOLT2003.11.17 : APPROVED CHINA COMPULSORY CERTIFICATION CCC FOR DIGITAL LOCKS2004.01.15 : APPROVED KS FOR GRADE 1 LEVER LOCKS2004.07.07 : APPOINTED GOOD DESIGN FOR DIGITAL LOCK JT-1 FROM THE MINISTRY OF COMMERCE INDUSTRY AND ENERY2004.07.07 : APPROVED FIRE RESISTANCE TEST FOR DIGITAL LOCK MT-1 FROM COMMON HEALTH SCIENTIFIC & INDUSTRIAL RESEARCH ORGANIZATION IN AUSTRALIA2005.10.01 : APPROVED UL FOR GRADE 2 D/BOLT2006.06.20 : ACQUIRED THE ANSI FOR GRADE 2 D/BOLTFeel free to contact us as below.www.hyundaelock.comThank you for your time.HYUNDAE METAL INC.Overseas Sales Department