Nanjing Blue Sky Filter Co.,Ltd. is a leading provider of filter bags to individual and institutional customers. Blue Sky produces a number of different product series, including air filters. There are strict performance requirements for Blue Sky air filters manufacturer. The product has to pass tests in terms of bacteria resistance, slip resistance, abrasion resistance, stretchability, etc. With excellent R&D team and large scale production, Blue Sky leads the modern filter bags industry trend.
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