"CM Chaomei" believes that our philosophy of “Science and Technology for Continuous Innovation" will lead to high-quality products, affordable prices and professional service that will win the confidence and trust of our customers.
50g PP non-woven fabric, The second layer is 35g activated carbon cloth, span >The third layer is 45g dustproof cotton, the fourth layer is 30g KN95 filter material, and the inner layer is 30g blue titanium filter cloth. span > p >