"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.
The surface layer is 25g spunbond cloth, the second layer is 40g activated carbon cloth, and the third layer is 20g BFE95 filter material The inner layer is 25g spunbond cloth. p >