废书皮、广告画报、复印纸、牛皮纸信封、牛皮纸档案袋等废纸,原浆都是长纤维木浆,经脱墨、漂白脱色、除胶是生产高档卫生纸最佳原料。 Waste book cover, advertising pictures, copy paper, kraft envelope, kraft paper bags and other waste paper, pulp are long fiber wood pulp, deinking, bleaching decolorization, in addition to plastic is the best raw material for the production of high-grade toilet paper.