Supply China cheap A4 Double a 80GSM/70GSM Copy Printing Paper

We are a professional manufacturer of multi-purpose copy paper.
Our company also offer O.E.M (Original Equipment Manufacturer) market place for Buyer .(Import )
They are two qualities :
1. Mixed wood pulp( featuring ordinary quality ,and ordinary brightness )
2. 100% wood pulp ( featuring super quality ,and superbrightness)
And as for the super quality , they are two quality which depend on the brightness ,
1. 98%-102% brightness ( super quality ,and superbrightness),
2.106%-108% brightness ( high super quality ,and high super brightness),
The Spec.belowing :  
1. GSM :70 \75 \80 GSM in weight
2. Size : 8.5*11 (216mm*279mm),A4(210mm*297mm) ,8.5*13(216mm*330mm).
Specifications:
Super premium multi-purpose A4 papers no recycling.
Basic weight: 70 ,75,80g/m2,
Moisture 3.5%-4.5%,
Whiteness: >98%
Thickness: 103-110 um
Surface roughness TS ml/min: 75-175
Surface roughness BS ml/min: 100-200
Bending stiffness MD: >110 Mn
Bending stiffness CD: >50 Mn
Opacity: >94%      
Brightness: 101-104%
CIE whiteness: 148-152
Cobb Test: 27-33 g/m227-33
Key Performance
No jam in photocopy machine
No double feed
Stay flat after copying
Leave no dust in the copy-machine
Nice appearance-white and clean
Nice touch-smooth and bulky
No see through-print both sides
Been developed for : Photocopy Machines, Laser Printers, Ink-jet Printers, Fax Machines
Our output: 8000tons/month