Der labeling the object is flat or curved, large diameter or small diameter, a single curved or spherical, is compressible or deformable rigid body , selection of these indicators with the surface of the material have a direct relationship. Soft bottle should choose a soft material such as pe, pvc, pp and pe unstretched synthetic materials and pp rigid pet bottle can be considered optional , bopp, ps material; 4, sticky bopp tape agent inappropriate choice: the choice to quit bopp tape adhesive, first determine the manufactured quit bopp tape adhesive label is required for permanent or removable sex is a paste or re-posted, as well as whether the goods have special requirements for a dry bopp tape label adhesive chemical characteristics. For example, in the large curvature of the surface, the time scale, surface material should not use heavy or hard paper material materials (such as mirror coated paper), should be used in film or paper thin soft material and high initial tack sticky bopp tape agent; the need for hot-fill containers, quit bopp tape material surfaces should use the film material and the initial viscosity good stick bopp tape agent; 5, film tension control is poor: the correct film label from the backing paper from the flat, not curled, after labeling tags can maintain a good follower of; cover film tension tight label from the backing paper from the label anti-alice, leading prone label edge off bopp tape after labeling, warped phenomena;packaging tape manufacturers, bopp tape supplier, packing tape manufacturers.