... Common Yam 1.Our own production bases 2.High quality 3.Competitive price 4.HACCP, GAP & ISO9001 Maozhuang Green Garden ... up6)As clients's requirement.2.Moisture: <5% or <8%3..Advantages:1) Yam contains amylase,polyphenol oxidase and other substances ... to make the body stronger, nourishing kidney increase sperm role.3) Yam contains saponins, lymphatic temperament, have lubrication, moist effect.. can ...