Anhui Normal University Huajin Campus sells a campus takeaway app inside and outside the campus. Campus take-out refers to the food delivery behavior of people on campus, mainly aimed at students in Huajin Campus of Anhui Normal University. As a huge branch market of domestic catering industry, campus takeaway is the main business field of many entrepreneurs and small and medium-sized catering practitioners. Because of its low entry threshold, huge and stable user demand and strong reproducibility, it has also become a fertile ground for the growth of large catering enterprises in the future.