Reliable. According to the inquiry data, the brand of Xiamiguan crayfish hall was welcomed by entrepreneurs of all sizes as soon as it was launched. Many buyers rely on snack car, with simple operation, few employees, fast production and unique product flavor, which is suitable for public tastes. The official crayfish hall of shrimp is reliable, with small investment, flexible operation, fast product sales, fast capital turnover, and no money to open stores, site selection, decoration design, equipment procurement, publicity and marketing, etc. The headquarters supports hands-on teaching, which is simple and easy to learn, and the technology is not difficult. It can be opened without a chef. Simple operation, 1-2 people can open a shop, saving labor costs.