1>.Specification:2011 crop,AA super grade ,Yunnan origin,17—18 mesh, ,moisture 13% max,purity 99.5%min,Imperfect beans 8% max 2>.Specification:2011 crop,AA frist grade ,Yunnan origin,16—17 mesh, ,moisture 13% max,purity 99.5%min,Imperfect beans 8% max , 3>.Specification:2011 crop,medrum size,Yunnan origin,13—16 mesh,..