We Daesung Metal co, is a manufacturer of high qualitylever lock collections. Since 1973, we&＃39;ve made them andour accumulated techinques guarantee all of our products.We also have registered KS mark and listed U.S.A U/L mark.We are very proud of our products and have exported allover the world especially USA and CANADA.If you want more detailed information, feel free tocontact us.