适用于电子产品，如半导体，晶片，IC，金属加工件的防潮，防氧化变色等，布料，棉羊毛制品等，进行真空包装，降低包装体积，节省您的物流成本，针对食品，水果蔬菜，海鲜等产品加入氮气，保持新鲜。

      Applicable to electronic products such as semiconductor, chiip.IC and metal worked parts as well as fabrics,cottom and wool products for damp proof and antioxidant purposes Vacuum packaging may reduce packaging volume and minimize logistics cost.Nitrogen aeration may keep food,fruit,vegetable and seafood fresh,maintain their natural fiavour and protect them from extemal.