cabinet concealed hinge Passed KCMA, ANSI/BHMA A156.9-2003 and ... /BIFMA X5.5-2008 Passed 50,000 cycles life test cabinet concealed hinge (1) Passed KCMA, ANSI/BHMA A156.9-2003 ... , Hesheng brand hinges are not only in use all over China, but also are exported to the USA, the European Union ...