This product has been reviewed and certified to meet the most stringent quality requirements. It has smooth zippers which won't easily get stuck
school backpack
SPECIFICATIONS
The product has the advantage of great colorfastness. The product can maintain seam strength with a certain workload. The product is extremely resistant to dirt.
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The manufacturing process of Sofie waterproof school bag includes profiles extruding, cutting, CNC machining, deburring, and surface treating. All of these procedures have to be inspected by the QC team to meet the highest requirements in the heat sink industry.
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During the development of Sofie waterproof school bag, the interface with the device issue is taken into consideration with the purpose of reducing the tiny air gaps between the component and the product.
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The quality control of Sofie school backpack is conducted rigorously. It is tested in terms of its air circulation, surface treatment, as well as the most important part, thermal dissipation performance.
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Many design factors of Sofie school backpack have been taken into consideration by our designers during the preliminary stage. These factors include thermal resistance, materials, fin efficiency, and spreading resistance.
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Sofie waterproof school bag is developed professionally by the in-house R&D team who strives to provide a specific heat dissipation solution for our customers.
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Before delivering, the product is closely inspected on various quality parameters.