Main products: aluminum foil bag, vacuum bag, shielding bags, aluminum bags, board vacuum bags, cooking food vacuum bag, nylon vacuum bag, anti-static bags and other packaging materials, metal professional supply Nanjing vacuum bag, nylon vacuum bag, food vacuum bags, anti-static vacuum, vacuum quality, price concessions vacuum 1. structures:. PET film / PE film vacuum 2. Thickness: 8-20 3. silk vacuum bag Specifications: 200-300 m / Volume 4. vacuum Features: Excellent moisture and oxygen barrier, rust, shading ,, antistatic be evacuated, glossy appearance, color and good effect. 5. Scope: for food, electronic products, machinery and electronic products, precision instruments and long-term hold maritime export transport packaging, which can effectively prevent the product surface oxidation rust, peeling paint. Hygroscopic product can effectively prevent caking, oxidative deterioration and prolong its storage time.