B-grade refers to diapers sorted out by automated inspection machines due to visual or cosmetic defects, such as:
Printing errors
Surface stains
Tape misalignment
These account for roughly 3%–5% of total production.
Affordable OEM brand Baby Diapers, we are a professional baby diaper factory, which specialize in OEM ODM ODB service.
OEM service: We can help with the customization of diaper package, diaper absorbency, diaper materials, surface materials, weight etc.
IPv6 network supported 
