Key chain, also known as key chain, key ring, key chain, key hanging, etc., the key chain material is generally metal, leather, plastic, wood, etc. This is exquisite and compact, and the modeling is ever-changing. Buckle is a decorative item hung on the key ring.
The keychain has a wide variety of shapes, such as cartoons, branding, simulation models, etc. The material is generally brass, aluminum, rubber, plastic, etc., mainly zinc-plated or anti-rust elements on the zinc alloy surface, key chain Has become a gift for gifts.