1. Padlock: It is divided into copper padlock, iron padlock and password padlock. The main specifications are 15, 20, 25, 30, 40, 50, 60 and 75mm.
2. Bucket lock: It is divided into copper bucket lock, copper bucket lock, aluminum core bucket lock and left and right cabinet door lock. Its main specifications are φ22.5mm and 16mm.
3, marble door locks: divided into a single insurance door locks, double insurance door locks, three insurance door locks and multi-safety door locks, its main brands are Shanghai-made "bull" and "double dog", "horse card", " Harvest."
4, mortise locks: also known as anti-theft locks, divided into steel door mortise door locks and wooden door mortise locks, of which steel door mortise locks are: "Shenshi", "horse card" two major brands.
5, ball-type door locks: divided into copper ball locks and three-ball ball locks, as well as private room locks. The ball-type door locks are led by the “Gugli†and “Yale†brands produced by the Yale Solid Fast Locks Co., Ltd. in China.
6, color locks: divided into glass door locks, plug locks, button locks, electrical box switch locks and chain locks, cam locks and so on.
7, electronic control lock: magnetic card lock, IC card lock, password lock.
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