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  jingeao ningbo wrote a new blog entry:

  

  China Non-medical Disposable Face Mask Factory Introduces The A

   
  China Non-Medical Disposable Face Mask Factory introduces the difference between industrial-grade masks and medical-grade masks:
  1. Different working environments: industrial-grade masks are used in industrial environments, and medical-grade mask...

  • #Non-Medical Disposable Face Mask

  • Jan 12