No matter what choice do plastic raw materials, you must conform to the requirements of the non-toxic, no smell, clean etc,
Sealing and water vapor permeability of bottle body and cover. The sealing and water vapor permeability are two important technical indexes of plastic bottle, which have important influence on the stability of the packaging products.
Quality standard of plastic bottle products. From the product quality standard of the production plant, it can be analyzed to judge the quality of products.
Quality assurance system. Auditing the suppliers is an essential part of the purchase of plastic bottles. Through auditing, we can comprehensively and correctly evaluate the software, hardware and facilities, technical equipment and quality level of the manufacturing plant.
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