Qingdao ZhongHeBoChuang Industry & Trade Co.,Ltd is a professional large-scale manufacturer of all types of plastic packaging material(plastic bags) integrating development and production together, and they could meet the package demands of many industries.Our main products include zipper bag,stand up pouch, courier bag, pet food bag, wood pellet bag, breast milk bag   three-side sealed bag, back sealing bag, laminated material food bag, vacuum bag, aluminum foil bag,etc. ...