The protective film can be divided into digital product protective film, car protective film, household protective film, food preservation protective film, etc. With the popularity of digital products such as mobile phones in China, protective film has gradually become a general term for screen protective film.

The functions in the field of screen protectors are also varied. The materials range from the earliest PP materials to the now popular AR materials. After more than 5 years of development, they are gradually accepted by the majority of mobile phone groups. Functionally, the protective film is to put a layer of film on the physical object we want to protect. Now there are AR anti-reflective film, AG frosted anti-reflective film, mobile phone mirror film, privacy film, high-definition anti-scratch film and other functional protective films on the world.

Originally originated from. The protective film acts as a mirror when the main screen backlight is off. Text and images can be displayed normally through the film when the backlight is on. The film is divided into 5 to 6 layers, and one layer is subjected to aluminum vapor deposition. Use this layer to reflect external light to achieve the mirror function.