Jinan plastic bag manufacturers suggest that when choosing the type of plastic bag, the user must choose the food safety bag that meets the standard according to the actual use situation. If it is used to pack food, it can guarantee the cleanness, freshness and safety of food.

其中真空袋真空除氧除了抑制微生物的生長和繁殖外，另一個重要功能是防止食品氧化，因油脂類食品中含有大量不飽和脂肪酸，受氧的作用而氧化，使食品變味、變質。

In addition to inhibiting the growth and reproduction of microorganisms, the other important function of vacuum bag is to prevent food oxidation. Because there are a lot of unsaturated fatty acids in oil food, it is oxidized by oxygen, which makes food taste bad.

此外，氧化還使維生素A和維生素C損失，食品色素中的不穩定物質受氧的作用，使顏色變暗。所以，除氧能有效地防止食品變質，保持其色、香、味及營養價值。如何辨別食品塑料袋質量的好壞需要我們從以下幾個方面進行判斷。

In addition, oxidation also causes the loss of vitamin A and vitamin C, and the unstable substances in food pigment are affected by oxygen, which makes the color dark. Therefore, deoxidization can effectively prevent food deterioration and maintain its color, fragrance, taste and nutritional value. How to distinguish the quality of food plastic bags needs us to judge from the following aspects.

當我們使用塑料袋包裝時，我們必須首先注意產品的食品標簽。只有有衛生標簽的塑料袋才能成為商家的選擇，否則將直接危及健康問題。無論對定制塑料袋的需求是什么，我們首先要仔細詢問是否使用新的材料來生產，以及那些使用帶有塑料袋氣味的再生材料生產的，都會有一些使用問題。

When we use plastic bags for packaging, we must first pay attention to the food labels of the products. Only plastic bags with health labels can be the choice of businesses, otherwise it will directly endanger health problems. No matter what is the demand for customized plastic bags, we first need to carefully ask whether to use new materials for production, and those using recycled materials with plastic bag odor will have some use problems.

高品質的塑料袋比那些以低質量塑料袋出售的塑料袋更具彈性，后者很容易被撕開。定制的環保塑料袋在搖晃時會顯得酥脆，有非常光滑的感覺。

High quality plastic bags are more resilient than those sold in low-quality plastic bags, which can be easily torn apart. The customized eco-friendly plastic bag will look crisp and smooth when shaking.

為了提高塑料袋的耐熱性，在定制塑料袋的設計和制作過程中應加入一些耐熱成分。那些具有良好耐熱性的塑料制品在市場上將受到大眾的喜愛，同時也保證了健康消費者的使用。

In order to improve the heat resistance of plastic bags, some heat-resistant components should be added in the design and manufacture of customized plastic bags. Those plastic products with good heat resistance will be popular in the market, but also ensure the use of healthy consumers.

濟南塑料袋廠家提示各位消費者在制造塑料袋時，必須選擇高質量的產品。我們不應該為了小便宜而破壞大事。尤其是食品塑料袋的安全性更為重要。

Jinan plastic bag manufacturers remind consumers to choose high-quality products when making plastic bags. We shouldn't ruin big things for the sake of small things. Especially the safety of food plastic bags is more important.