Quality control runs through the whole production process of Purewell portable filter. All kinds of textile fibers and auxiliaries shall meet the standards stipulated in the basic safety technical specifications of national textile products. The service life of the product is more than 20 years
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The tests for Purewell portable filter involve many aspects. They are color shading, colorfastness, symmetry, size fitting, breathability, abrasion resistance, and durability. The product features a high anti-deformation property
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Purewell portable filter will be assessed in a comprehensive manner. The assessment is mainly related to the mechanical properties, such as corrosion resistance, fatigue failure, structural strength, and toughness. The design of the product is a blend of simplicity and utility
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Testing is carried out at each stage of the Purewell portable filter production cycle, including pre-production, production and after-sales market. Strict quality procedures ensure hypoallergenic - beyond government cleanliness requirements. Its stable quality is achieved by the efforts of the design team, engineer team, innovation team, and QC team
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Purewell portable filter is meticulously produced. Its manufacturing processes include areas such as computerized machine control, engineering statistics, ergonomics, and life cycle analysis. The material of the product can be recycled
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This product has high performance and good durability. Its sealed top and corner-drainage system ensure no water leak on the rooftop