This app is for Tamil Nadu State Marketing Corporation (TASMAC). It is used for the scanning of empty bottles. Scanning QR code on returned empty bottles allows retailer to efficiently track and process returns. With the help of app, retailer can easily scan the QR code on the bottle and retrieve information about the district, shop number and the amount need to return or amount already returned. Scanning of QR codes on returned bottle is not only convenient for retailer but is also promotes sustainability by encouraging customer to recycle and return their empty bottles. Overall, the use of Apps for scanning QR code has revolutionized the way retailer handle returns and inventory management, making the process faster, more accurate, and more sustainable.