Dlong is factory for all types package bags such as breastmilk storage bag, microwave sterilizer bag, reusable food pouch,Water storage bag, Bag in Box etc.,it owns 10-colors printing machine,9-colors printing machine, non-solvent complex machine ,16 set higher-speed making bag machine; E-Beam Pre-sterilized each bags before shipping, alrealdy got FDA and BPA free approval，have tested bags according to US,Canada,Australia,EU requirment's standard.