Keumgang is one of the leading manufacturer in korea, at field steel door and fireproof doorset.We have a certification Ansi UL as well Korea standard system(KS).You can access our website follows.- www.champdoor.co.kr- www. ...

Hyundae Metal Inc. has been producing Door Hardware since 1970 and is now one of the most respected manufacturers in commercial construction residential markets. We provide a full line Locks, Closers Hinges for new renovations newly constructed buildings. ...