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Is the quality of the packaging bag qualified?发表时间:2022-11-24 14:50 Since there are many types of packaging bags, the products we come into contact with on the market often contain a variety of materials. But because of the price issue, many consumers may be struggling because they don’t know which materials are better for packaging and which ones are qualified? In fact, to judge whether the custom-made bag is qualified or not, in addition to asking the other party to provide relevant test certification materials, you should also pay attention to some basic properties of the packaging bag. For example, we can touch or pull it with our hands, because good-quality packaging generally will not deform or break. If it breaks as soon as you pull it, it proves that the quality of the bag is definitely not good. Either it has been too long and has been exposed to the sun for too long, resulting in quality problems, or the plastic packaging itself is not made of good materials, so it is easy to break. Good quality will not appear. Regardless of whether it is touched by hand or not, certain items must be stored for testing and certification. The quality of packaging products can be verified based on strength. It is recommended that when customizing, you can first understand the basic knowledge of plastic bags. Although packaging bags are very cheap, and some of the individual packaging bags only cost a few cents, a little adds up to a lot. For example, when the demand from merchants is relatively large, the cost is considerable. What's more, using substandard packaging bags to package products will affect the company's reputation, which will be detrimental to long-term development. |