What is the quality grade of the melt-blown fabrics produced by the machine from Zhongkaida?

What is the quality grade of the melt-blown fabrics produced by the machine from Zhongkaida?

A lot of customers ask what is the quality grade of the melt-blown fabrics produced by the machine from Zhongkaida Plastic Machinery? now we have full confidence to answer the question that the quality grade could reach PFE99+ grade by the joint effors of our engineers and work staffs.