... international standards for 24 hours.Maintenances of handles1. Handle with care.2. No cleaning by wet cloth, please ... products. Such as rim door locks, mortise door locks, security door locks, sliding door locks, gate locks, room door locks, cupboard locks, ... locks, handles, butts and hinges, slides and rail, door catches, door clamps, door closers, faucets, hooks, sinks.Our company has accumulated ...