项目概况：枣是一种理想的天然保健食品，富含糖、维生素、铁等，具有很好的补血功能。
Project survey: the jujube is one kind of ideal natural health foods, richly including the sugar, the Vitamin, the iron and so on, has the very good blood tonic function.
项目背景：枣是一种理想的天然保健食品，富含糖、维生素、铁等，具有很好的补血功能。
Project Background: The date is an ideal natural and health foods, rich in sugar, vitamins and iron, with good blood function.
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