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Product standard: GB 2626-2006 Product performance: Filtration efficiency ≥ 95% Material structure: the product is composed of 5 layers of materials, including two layers of spunbonded material, melt-sprayed material and needled cotton, which are used for blocking particles and body fluids in the air.Plastic strip, good plasticity, safety veneer. Usage: 1. Confirm the front and back, wear the ear hanger;2. Close to the face, pull back the mask to completely cover the nose and chin;3. Press on the bridge of the nose and press on both cheeks from the bridge of the nose. Precautions: 1. It is strictly prohibited to use after the package is damaged;2. The production date and validity period shall be shown in the seal of the package or the bag's qualification certificate. Storage conditions: dry, room temperature storage, avoid direct sunlight. Please refer to the instruction for other information. Source: https://www.unisourcesgroup.com/Daily_use/

Product performance: in line with GB/T 32610-2016, technical specifications for daily protective masks; Filtration efficiency ≥ 90%, Protection effect ≥ 65% Material structure: the product is composed of spunbond and meltbrown material. Please refer to the instruction for other information. UNISOURCES GROUP, which was first established in 1998, is a comprehensive enterprise focusing on the strategic layout of "breathing health" integrating R & D, production and sales. Served the top 5 industry customers in each country in the world, and provided "Air and Dust Separation" IAQC (Indoor Air Quality) technical support for world-class companies such as 3M, Bosch, and Panasonic. Source: https://www.unisourcesgroup.com/Facemask/

Production license number Registration certificate no. Product technical requirement no. Product Name:Disposable mask Size:175*95mmSpecificationmedium plane type Non sterilization Type UNISOURCES GROUP, which was first established in 1998, is a comprehensive enterprise focusing on the strategic layout of "breathing health" integrating R & D, production and sales. Served the top 5 industry customers in each country in the world, and provided "Air and Dust Separation" IAQC (Indoor Air Quality) technical support for world-class companies such as 3M, Bosch, and Panasonic. Source:   https://www.unisourcesgroup.com/Facemask/