DZ series Vacuum packing machine, DZQ series vacuum & gas filling packing machine mainly use plastic composite film or plastic-aluminum composite film as packing materials. They can seal your products in powdery, mushy & liquid with vacuum inner of bags. Your products will have longer storage time after vacuum packing. It's more convenient for some products which compressible to transit and storage. The flat working table vacuum packing machine's vacuum chamber is easy to wash compare with others.