Z101 is a cross-linked soft cross-linked shrink film. The most outstanding advantage is that it has very good low-temperature shrinkage performance.Besides of low temperature shrinkage, it also has high shrinkage, good transparency, high sealing strength, good toughness, low shrinkage and good anti relaxation performance. It is the polyolefin heat shrinkable film with the best shrink packaging performance at present. Z101 can be used to package all kinds of articles. It is the most ideal heat shrinkable film for packaging soft products such as books and products with irregular shapes. Its low temperature shrinkage performance can protect heat sensitive products well, and can also avoid the "ribs" phenomenon at the corners of box shaped articles.