1.Ink jet printer for bags, plastic pipes, metal products. 2. Multi-function,easy operation, no solvent,economic 3. Good ... be used for printing on PVC, PE pipes, mechnical products, metal products, egg shell products, etc. It is also a REAL drop on demand ... . Speed is not influenced when adding lines.6. Printing material: Metal, Plastic, Wood, Aluminum film, Carton, or building material surface, etc7 ...