Polyman materials technology co.,ltd is a polymer material manufacturer company�based in Shenzhen,China. We specialize in manufacturing of�heat shrinkable products and the most kinds of holt melt adhesive ,self amalgamating mastics tapes and insulators for electronics,�power cable accessories. With the strong demands from different customers ,Polyman supplies varieties heat shrinkable products and insulators for electronic, automotive, communication, building and other field to provide insulation and protection . Our products are available in a variety of material types designed to operate at a range of temperatures from -65째C to +260째C. Our heat shrinkable tubing available from thin wall, dual wall ,medium wall and heavy wall and some can be supplied with or without adhesive inner coating. Most products are flame retarded or self extinguishing, with a range of shrink ratios, from 2:1 to 6:1, and variety of colours are available . To offer you better service , lower price , higher quality and quicker delivery are always our pursue .