The gas permeable membrane is a new type of plastic film developed and produced by nano-technology, specially formulated and stretched into a hole-forming process. Compared with ordinary plastic film, it has the characteristics of permeable, impervious, high tensile strength and soft texture. Mainly used in women's sanitary napkins, baby diapers, medical disposable anti-fouling products; agricultural and sideline products storage bags, fruit and fruit sets and other environmental protection, national defense industry and other fields. With ventilation, light transmission, pest control, pesticide pollution Efficacy, can promote fruit growth, and help protect consumers' health.