A system based on the Internet of Things (IoT) will be used to control kitchen, grocery store, and medical inventories through quantity checking with RFID. Stock atsupermarkets will surely start to fall in the racks due to an increase in customers. A new method that uses RFID is available to swiftly identify how much stock is left in each rack. The RFID reader periodically notifies the backend system of the items that are there and their movements when the tag is scanned. This helps with product positioning and inventory control. The RFID database saves each item's specifications so that the salesperson can quickly retrieve stock information, such as how many goods are stillon the rack and their precise location. When the stock decreases, a warning message will be displayed. There is a cart that fills the rack if the stock drops. In order for the salesperson to plan howto stock the rack in the supermarket using the android application developed by MIT app inventor, a portable robot is installed under the trolley that is led by users from the entry door to the items location. This allows the salesperson tocontrol the trolley by instructing it.
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