A4 copy paper

We offer a4 copy paper, 100% pure wood pulp, paper dust can not afford to not become brittle. 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% 1. Mixed wood pulp( featuring ordinary quality ,and ordinary brightness ) 2. 100% wood pulp ( featuring super quality ,and super brightness) and as for the super quality , they are two quality which depend on the brightness , 1. 98%-102% brightness ( super quality ,and super brightness), 2.106%-108% brightness ( high super quality ,and high super brightness)