DIA35*139.7mm 350 Thickness All Plastic Laminated Flexible Tube Packaging In Sanying's long development process, the company sticks to the spirit of “Endless & Perfect”, and continually takes innovations and development.main produces Toothpaste Tube,Cosmetic Tube,Pharmaceutical Tube,etc. The company has been always importing the advanced facilities in order to enlarge the productivity and improve the quality. Through its importing new technology and its lasting efforts, now