Household anti-pollution film products have high desalination rate, strong anti-pollution performance, long life and other notable features. The average stabilized rate of more than 97% of desalination, the service life is 1.5 times the normal import of the film member, suitable for the Northwest region for high quality and heavy metal content of the poor rural market. The main products are 50G, 75G, 100G, applicable to municipal water and groundwater.