... , and excellent quality testing system!3 )printed 330ml mineral water packaging pouch with material: Bopp/PE, PET/PE ... Quantong Plastics Printing Co.,LTDQingdao Quantong Plastics Printing Co.,LTD has three advanced production lines of plastics color ... chemical, medicine, and stationery industry.Second categories, printed 330ml mineral water packaging pouch, usually called tube bag, used in ...