specialize in all kinds of copy paper:A4,A3,B5,B4,8.5x11,8.5x13,8.5x14,11x1770gsm, 75gsm, 80gsm100%~108% brightness, 100% wood pulp98%~100% brightness, 100% wood pulp96%~98% brightness, mixed wood pulp90%~92% brightness, recycled paperOEM service is available.