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Title: 16K of a4 paper size a4 paper grades _kelipu1314_kelipu1314 of 

Content: 16K of a4 paper size a4 paper grades [original 2014-3-31 16:55:28] Word Count: see the topic you must feel very surprised, a4 paper grades as well, but not play online games. So Xiaobian here solemnly tell you, in fact, also a 16K standard copy paper grades. Although a4 paper is not online, but a4 paper also can be good or bad according to the quality level of separation, let Xiaobian to tell you is how to divide grade. Grade office paper can be divided into three levels. A paper document used in foreign enterprises; two paper used in large quantities of foreign copies; three paper generally used for internal use, requires no need too much text. A sheet of paper in general insight: with AKD neutral sizing Yang, non-corrosive, a paper raw materials are made ​​of 100% pure wood pulp, paper dust is