特性 features
本產(chǎn)品是一款強(qiáng)大吸引力, 排氣裝置將袋子內(nèi)的空氣排出,防止產(chǎn)品的流動,投入脫酸材料及保持新鮮劑,可延長有效期,能達(dá)到半真空。印字、封口同時(shí)完成。
The product has a suction device, which can discharge the air from bags, that can prevent the movement of goods inside. lt can be easily to put deacidification materials and preservative inside, that can extend the item's validity, can reach the vacuum state.finish printing and sealing meanwhile