To make packaging products, packaging products, we must first understand the various features and choose their own price, "only buy, not expensive!" Sentence is very classic! Let us first understand the product it: large equipment rust-proof bags vacuum bags can be moisture, light, really packed. Using three or four two-story structure, with good watertight and oxygen barrier function. The amount of body can be customized with different specifications, style bags, pockets can be made flat, three-dimensional bags, bags and other styles bevel. For large machinery and equipment, plastics, bio-chemical, food, tea, silica, pharmaceutical intermediates, electronic components, powder metallurgy, pesticide intermediates and other products