Copy paper a4 paper a,100% pure wood pulp, paper dust can not afford to not become brittle.,in accordance with internationCopy papProvincial famous brand, famous product of similar products 1, electrostatic copy paper features: a, AKD neutral sizing material, non-corrosive b, packing soft, do not wear copier parts Copy Paper 1. GSM :70 75 80 GSM in weight 2. Size :A4, 8.5'*11' ,8.5'*13'/14,A3 3. Brightness:94%-96,98%-100%,102%-104%We are a professional manufacturer of Office Copy Paper.Our company also offer O.E.M (Original Equipment Manufacturer) market place for Buyer .(Import )They are two quality :