In fact, many films in 4s shops are given away as gifts. When buying a new car, many people will choose the car film given by the 4S shop. There are probably two ways to give people away.
Maintenance method
1, do not open the window for 3 days after pasting.
2. Do not clean the heat insulation film within one week after pasting, and turn on the defogging line switch.
3. Do not clean the surface of the membrane with alcohol or ammonia solution.
4. Don't push the edge of the film with a sharp object.
5. If bubbles appear after pasting, they must be treated in the construction workshop within 24 hours.