Taicang cooking is a special vacuum bag vacuum bag, can be high temperature to reach 121 ° c, and can be directly used for packaging food, cooking vacuum bag to be sterilized before 48 hours in high-temperature sterilization room, sterility requirements. Cooking vacuum bag 10 is generally the thickest wire can be vacuumed, and vacuum effect, is the first choice of cooked food packaging, retort vacuum Cheng Yi factory direct, demanding product quality, perfect service to our customers commitment, Cheng Yi packaging is the preferred wholesale cooking your vacuum bag. If you need to know about cooking vacuum of information are welcome to inquire, we will be happy to serve you. Polyethylene plastic bags, plastic products, the largest amount, the most important materials, is currently the world's best materials in contact with food bags, food bags on the market generally is made of this material. Polyethylene light and transparent, with the ideal moisture, oxidation, acid and alkali, heat sealing and other advantages, and non-toxic, tasteless, odorless, food packaging hygiene standards. Second, PVC / PVC, is second only to polyethylene plastic world's second-largest species, are plastic bags, ideal for PVC bags, composite bags, vacuum bag to be used for books, folders, Ticket and other cover packaging and decoration.