When buying large items, it is suggested that the deliveryman open the box for inspection in the presence, and then the inspector will help take pictures when he finds the finished items, and then find a merchant to sell them after the sale.

This kind of electrostatic film itself is not sticky, but depends on the electrostatic adsorption of the product itself to stick to the surface of household appliances, mainly to protect the surface of household appliances from being scratched during transportation. This film needs to be torn off when it is used. If this protective film is not torn off, it will seriously affect the heat dissipation of household appliances when they work. In the long run, it will not only increase the power consumption of electrical appliances, but also affect the service life of electrical appliances.

The protective film of some refrigerators will cover the cooling net. If it is not torn off, it will affect the heat dissipation of the refrigerator, waste electricity and shorten the service life of the refrigerator.