A film comprises the following raw materials in parts by mass: 100 parts of polyvinyl chloride resin powder having a polymerization degree of 1000 to 1200, 40 to 60 parts of a dioctyl terephthalate environmentally friendly plasticizer, 2-4 parts of epoxidized soybean oil, 3 to 5 parts of a calcium-zinc composite stabilizer, 2 to 4 parts of graphene oxide and 0.5 to 2 parts of 1010 antioxidant, thewear resistance and toughness of the film are improved, and the life of the film is effectively prolonged.