Pectin was extracted from pericarp of orange peel.The characteristics of the pection was: luminousness 87.8%,thickness 0.127 mm,tensile strength 3.983 MPa,elongation at break 24.883%.This pectin product met the national standards as food additives.The comparison among films made from pectin standard product,orange peel pectin and PE bought from the market was carried out.The result showed that orange peel pectin edible film was better than PE plastic wrap on preserving cold fresh pork in the following areas: weight losses,pH,TVBN,and total bacterial count. So that orange peel pectin edible film has good practical value.