<p>be achieved without reference. The uncontrollable sources of recovery lead to the excessive plasticizers of many products, causing great harm to the human body. In particular, the elderly and children with rather weak immunity . It is precisely because of this, China's exports to the EU's children's toys, strict requirements with new </p>
<p>materials, environmentally friendly material production, otherwise it will not meet the export standards. Product Density Shrink performance of the product is the core of the product density. If you do not know how to tell, the easiest way is to touch it by hand. Good product thicker wall thickness, touch more smooth, non-granular. And the </p>
<p>overall strength is good, high stability, not easy to deformation, shrinkage; the opposite is poor product wall thickness, touch more loose, feel empty or small particles. Poor overall strength, easy to crisp, easy to aging. The color effect of the film products used on the surface is mainly reflected by the surface of the film, then the quality of the film </p>
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