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2019-09-02
At present, there are two main types of keys, metal keys and soft rubber keys. Metal keys are usually made of copper, zinc alloy, iron and other materials, such as imitation enamel, paint technology, etc. The lines are bright and have a texture. Soft rubber keys are usually made of non-toxic PVC materials. Its advantages are bright and lifelike colors, much lighter, and relatively cheaper prices.
2019-09-02
PVC key chain are practical keys as well as ornaments, which can string odd keys together to prevent them from being thrown away. PVC key chain are manufactured by using environmentally friendly soft rubber PVC through gum dropping (a kind of production process, micro-injection). It is composed of PVC soft rubber products and metal rings.
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