Vacuum bag(nylon bag)has two types of material structure: NY/CPE&PET/NY/CPE. This product has such characteristics as good anti-static function, excellent vacuum pump effect, high transparence, low air(oxygen)transmission, good moisture-resistant property, high tensile strength, strong puncture resistance, easy to be heat sealed, good airproof property, and hardly aging to be out of use. It is mainly used to pack hardware, electronic components, and product requires vacuum packing. Its size, material, functions such as high-temperature resistance could all be realized according to customers'specific requirements. This product can also be printed with characters, image and trademark according to the customers' requirements under the condition that it does not impinge the intellectual property of others. It helps to promote the image of enterprise.