The company produces cooler bag, vacuum bag, aluminum foil bags, inflatable bags, shopping bags, shaped bags, woven bags, food bags, stand-up pouches, nozzle bags, bedding bags, clothing bags, children's bags, thermal underwear, heavy packaging bags, valve bags, anti-skid bags, cosmetic bags, zipper bags, ziplock bag, gift bags, industrial packaging bags and other plastic bags. Welcome to the new and old customers to negotiate! ! ! ! ! ! ! Plastic food packaging bags are often used in people's lives, but also when in use must be careful, some plastic bags are toxic and can not be used directly loaded food. First, with the eye observation toxic white plastic zipper bags Jiangsu, transparent or slightly transparent, uniform texture; toxic plastic bags, although compared with color or white, but poor transparency, more turbid, plastic zipper bags uneven surface tension , small particles. Second, use your ears by hand shake hard plastic zipper bags Jilin, issued by the crisp sound show is non-toxic plastic; and the sound of small and boring is toxic plastic bags. Third, the touch surface stroking plastic bags, very smooth is nontoxic; sticky, astringent, waxy feeling is toxic. Fourth, with the smell of plastic bags are non-toxic and tasteless; pungent odor or taste unusual is toxic. V. submerged test method The plastic bag into the water custom zipper bags, hand press it to the bottom, wait a moment, surfaced is non-toxic plastic bags, submerged in the bottom of that is toxic plastic packaging bag. Six non-toxic plastic flammable combustion, flame tip yellow, local was blue, burning like a candle, like tears dripping paraffin smell; toxic plastic nonflammable, away from the fire is put out, the flame tip yellow or black, the bottom of the green, can soften the drawing, you can also smell the pungent odor of the company holding the bag, vacuum bag, aluminum foil bags, inflatable bags, shopping bags, shaped bags, woven bags, food bags, stand-up pouches, nozzle bags, bedding bags, clothing bags, children's thermal underwear bags, heavy bags, valve pockets, slip bags, cosmetic bags, zipper bags, ziplock bag, gift bags, industrial bags and other plastic packaging bag. Welcome to the new and old customers to negotiate! ! ! ! ! ! ! Plastic bags with caution abroad for food packaging plastic bags there are strict regulations, ordinary plastic food bags, can not be used to hold the temperature at 50 degrees Celsius food; maximum temperature can be achieved must be stated on food packaging. No domestic provisions in this regard, leading to some unqualified plastic bags great harm to health. 1, lunchtime, often seen portable plastic bags packaged food pedestrians. Most of these plastic bags are no QS certification, a considerable part is made of recycled plastic, such as medical waste, the dye may be added during production, some containing an organic dye, and many also contain aromatic hydrocarbons. 2, some for health in order to prevent the spread of bacteria, but if it is the case of thermal decomposition unqualified plastic bags harm the produce will be greater, this approach is not feasible in fact, most health and safety of the method or do dishes disinfection, or bring their own utensils. Shanghai zipper bags, zipper bags, Shin-Packaging (View) by Xiongxianshenhai packaging color Limited. Xiongxianshenhai packaging color Limited (www.shenhai6688.com) (www.shenhai6688.com) is specialized in "cooler bag, profiled bags, vacuum bag, heavy bags, liquid packaging bags, specialty bags," the business, Companies adhering to the "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Zhang Zhiwei.