手信坊」是三叔公延伸再造的品牌，一粒麻糬創造無限可能與夢想，把傳統的麻糬研發可冷凍、解凍不影響口感的麻糬，被選為新北市十大伴手禮更受到前後兩任總統的肯定是台灣第一家米食類製品通過HACCP與ISO22000雙認證的工廠進而外銷，成為米食界首屈一指的優良觀光工廠堅持根留台灣，戮力保留傳統糕點文化，融入台灣的根性精神及多元文化元素，創造五感食藝的精緻糕點，讓台灣糕點能流傳百世打造臺灣米食文化與伴手禮文化新的里程碑。 " SHOU SIN FANG " brand is extend from San Shu Gong company , grain a mochi creates endless possibilities and dreams, the traditional mochi research can be frozen, thawed does not affect the taste of mochi, our product was chosen as the new Taipei Top 10 Gifts more by around two Taiwan's president is certainly first class products, grains through HACCP and ISO22000 certified factory and exported , becoming fine grains industry's premier tourist factories adhere to the roots in Taiwan, joined forces to retain the traditional pastry culture, into the root of the spirit and diversity of Taiwan cultural elements, creating five senses Gourmet exquisite pastries, cakes can spread allow Taiwan to build Taiwan's culture and grains Souvenir cultural milestone.