The BlueIOT Smart Supermarket Precision Positioning Management System adopts Bluetooth AOA patented technology. By arranging a reasonable number of Bluetooth positioning anchors in the supermarket, it provides sub-meter-level high-precision positioning for shopping carts and consumer mobile phones, improving navigation to goods, shopping cart management, big data analysis, refined store layout and other capabilities. This system develops the digitalization and intelligence of supermarket retail operations, as a benefit of the location information of supermarkets.