Many of the proprietors are ex-servicemen with earlier canteen cooking experience. Not surprisingly, the bulk (60 %) of their operational expenses is spent on buying food.
目前經營包飯中心的大多是上了年紀的退伍軍人，他們在軍中有辦過伙食或當過採買兵的經驗，故駕輕就熟地做起包飯生意來。