A4 copy paper

We are offering a4 copy paper. material: 100% wood pulp price 0.80usd to 1usd/ream brightness: 90 to 110% main type: b5, a4, b4 and a3 brightness: 90 to 110% main product: 102 to 104% whiteness: cie16 surface roughness: 75 to 175 smoothness: 170 customized designs are accepted standard sizes: b5: 182 x 257mm a4: 210 x 297mm b4: 250 x 354mm a3: 420 x 297mm weight: 60 to 90g packing: 500 sheets/ream, 5 reams/carton or 10 reams/carton loading quantity: 20ft container for 80gsm (1,600 cartons)