“德”字粉又稱湯粉、板粉，是一種特制的食用粉絲。商城生產粉條的歷史悠久，明朝就有人生產。清朝末年，湯泉池、余集一帶就有數百家產戶。首創“德”字粉的是吳河鄉湯泉池村的黃廣順家粉坊，他家于1908年以豌豆、綠豆為原粉，使用本地的泉水洗粉，生產的粉絲不僅產品質量好，且出粉率高，銷路、效益都很好。在他的帶動下，相近的曹廣興、陳宏昌、劉福志等戶粉坊也都相繼仿制，生產經營起這種食用粉絲。
   
    “德”字粉以優質豌豆為原料，用當清涼純凈的泉水漂洗粉絲，制作考究，工藝精湛，成品壓成長34厘米、厚5厘米、重2.5公斤的板塊，四周束以烙有花紋的竹片，竹絲捆扎，層次分明，美觀雅致。“德”字粉晶細清白，久煮不碎，烹炒拌燴皆宜。該品明代開始生產，到清末，全縣有300家作坊制粉，粉商張德興監制的“德”字商標的粉絲最為出名，故稱之為“德”字粉。 　
   
    “德”字粉絲潔白似玉，粉絲細亮，韌性好，食用時用溫水浸泡，晶瑩剔透，可涼拌、熱炒、煨湯燉肉、包餃子、炸丸子，味道醇美，爽滑可口，久煮不爛，堪稱席中佳品。同時，“德”字粉包裝精細，五斤散亂的粉絲，經過工匠梳理榨制，做成長34厘米、寬30厘米、厚5厘米的精制粉塊，四面光滑如板，層次有致，配以桃紅色的“德”字商標和黑色的絲，不僅美觀大方，而且便于運輸，遠銷兩廣、港澳及東南亞各國，市場供不應求，享有很高的信譽。


    De-brand Bean Vermicelli, also called soup vermicelli or board vermicelli, is a special edible bean vermicelli. It was produced firstly in Ming Dynasty and there were as many as 300 workshops making this bean vermicelli at the end of Qing Dynasty.
      
    De-brand Bean Vermicelli chooses high-quality beans as main material, is washed with pure and cool spring water. It has elaborate making processing and exquisite technique so that finished products are well arranged and have beautiful and elegant appearance. It has characteristics of as white as jade, slim and bright, elastic, not broken when boiled for a long time as well as can be used in many ways.  After soaked into soft in warm water, it can be stirred coldly, fried, stewed with meet, made dumplings and croquettes. No matter in what way, it is always taste smooth and delicious. Thus it is a very good choice for meals. Furthermore, this bean vermicelli has fine packaging: press ordered 2.5 kilo into a vermicelli lump which is smooth but well arranged, bind with black silk and then decorated it with pink De brand. This packaging not only looks beautiful but is convenient to carry. Thus it earns a high reputation and is sold to as far as Guangdong, Guangxi, Aomen, Xianggang and countries in Southeast Asia.