Glass Surface Protection Film is one of the home building materials market. It has various colors, energy saving and environmental protection, and is mainly used to decorate indoor and outdoor glass. This kind of glass protective film can not only change the monotonous and transparent image of ordinary glass, add beauty to the indoor and outdoor, but also insulate against cold, explosion-proof and shockproof, and add safety insurance for keeping the room warm. Mainly divided into two series: solar film and safety film, the main varieties are: transparent heat mirror, heat reflection heat insulation film, low reflection heat insulation, low radiation film, frosted and translucent decorative film, transparent safety film and so on. With the continuous improvement of glass film production technology, glass films with different functions are produced.