The present invention discloses a method for manufacturing a fermented bean curd product, comprising the steps of: providing plural first plastic bags with relatively high air permeability and implanting fermentation bacteria liquid and displacing plural bean curds into the plural first plastic bags respectively and displacing the plural first plastic bags with plural bean curds into a second plastic bag with relatively low air permeability, and then injecting carbon dioxide, oxygen and nitrogen gas into the second plastic bag for facilitating plural bean curds fast fermenting within the plural first plastic bags.本發明揭露一種豆腐乳產品之製作方法,包含以下步驟:提供複數個具有相當高透氣性之第一包裝袋,注入發酵菌種以及將複數個豆腐乳塊封存於該些第一包裝袋之內;然後,將內含該些豆腐乳塊之該些第一包裝袋置入於一具有相當低透氣性之第二包裝袋之內,並通入二氧化碳、氧氣與氮氣於第二包裝袋之內,以利於該些豆腐乳塊於該些第一包裝袋之中快速發酵。步驟200‧‧‧(預備複數個高透氣性材質的內包裝袋,將複數個豆腐乳塊封入於該些內包裝袋之內)步驟210‧‧‧(將複數個內包裝袋置入一外包裝袋之內,通入二氧化碳、氧氣與氮氣而於一第一階段中發酵)步驟220‧‧‧(通入二氧化碳、氧氣與氮氣於外包裝袋之內,以進行一第二階段發酵)
