February 2020

Appreciation of creative door lock design, door locks with obvious features and style

Pattern password lock design, seemingly lock-free but safe and worry-free Korean designers brought a pattern door lock, which looks like an ordinary handle, with a simple design and no keyhole. However, if you rub it carefully, you will find several raised areas on its handle. Yes, the secret is hidden here. These raised grain areas …

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Raw materials for the door lock – zinc alloy

Before I start this article, let me introduce myself. I’m Dave from Qingtian Causte Hardware Product Co., Ltd, Our factory produces zinc alloy door locks, iron and aluminum door locks, stainless steel door locks and related door lock accessories,have 17 years of production and sales experience,Equipped with die casting machine, polishing machine, packaging machine, and …

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