Characteristics of winding film Unitization: This is one of the characteristics of winding film packaging. With the help of the super winding force and retraction of the film. One of the characteristics of winding film is unitization  This is one of the characteristics of winding film.This is one of the characteristics of winding film packaging. With the help of the super winding force and retraction of the film. One of the characteristics of winding film is primary protection One of the characteristics of winding film is primary protection. Primary protection provides the surface protection of the product, forming a very light and protective appearance around the product, so as to achieve the purpose of dust, oil, moisture, water and theft prevention. It is particularly important that the wrapping film packaging makes the packaged goods bear the force evenly to avoid damage to the goods caused by uneven stress, which is impossible for the traditional packaging methods ( […]