Envirecall Environmental Technology (Shanghai) Co., Ltd is a technology innovation-driven enterprise specializing in the field of non-metallic (micro)electrostatic filters. Envirecall focuses on the research, development, production, and application of core substrate and filter technologies. Its main products include plasma generator modules, third-generation honeycomb non-metallic (micro)electrostatic adsorption modules, and fourth-generation flat-plate non-metallic (micro)electrostatic adsorption modules, particularly suitable for air disinfection and purification in environments where humans and machines coexist. The company boasts nearly 2000 m² Of production space, standardized 30m³ & 3m³ Test chambers, and duct-type test benches, with an annual production capacity exceeding 50, 000 sets. It is one of the largest professional manufacturers of non-metallic (micro)electrostatic filters all over the China market. Its products meet all standards of GB15892-2012; WST648-2019; GB/T14295-2019; GB/T34012-2017; GB4

706.45-2008(2); And the "Disinfection Technical Specifications" (Ministry of Health, 2002). All main materials have passed flammability testing. The products are widely used in medical air sterilizers, air purifiers, and ventilation system air disinfection and purification devices. The company supplies air sterilizers to dozens of companies and is a designated supplier for leading companies in the industry. We upholds the mission of helping every air conditioner and ventilation system "wear a KN95 mask" for active disinfection, allowing occupants to breathe healthy air, and strives tirelessly for a healthier world by providing customized products to meet the individual needs of different customers. Technological Development History