![China Daily on Twitter: "Check out the self-check-out trolleys at a supermarket in Hefei, Anhui. With the barcode-scanner on the cart, customers can add up or delete payment easily while they are # China Daily on Twitter: "Check out the self-check-out trolleys at a supermarket in Hefei, Anhui. With the barcode-scanner on the cart, customers can add up or delete payment easily while they are #](https://pbs.twimg.com/media/EbemFxpU8AA8DBj.jpg)
China Daily on Twitter: "Check out the self-check-out trolleys at a supermarket in Hefei, Anhui. With the barcode-scanner on the cart, customers can add up or delete payment easily while they are #
![Shopping Trolley With Scanner System In A Row Stock Photo, Picture And Royalty Free Image. Image 161104359. Shopping Trolley With Scanner System In A Row Stock Photo, Picture And Royalty Free Image. Image 161104359.](https://previews.123rf.com/images/teamarbeit/teamarbeit2012/teamarbeit201200057/161104359-shopping-trolley-with-scanner-system-in-a-row.jpg)
Shopping Trolley With Scanner System In A Row Stock Photo, Picture And Royalty Free Image. Image 161104359.
![A Self Service Bar Code Scanner on a Supermarket Trolley in an ASDA Store Editorial Stock Photo - Image of hoops, code: 169188933 A Self Service Bar Code Scanner on a Supermarket Trolley in an ASDA Store Editorial Stock Photo - Image of hoops, code: 169188933](https://thumbs.dreamstime.com/z/self-service-bar-code-scanner-supermarket-trolley-asda-store-holder-uk-used-customers-to-scan-barcodes-169188933.jpg)
A Self Service Bar Code Scanner on a Supermarket Trolley in an ASDA Store Editorial Stock Photo - Image of hoops, code: 169188933
![Amazon's new smart shopping cart looks like it has a pair of eyes peering at your groceries - The Verge Amazon's new smart shopping cart looks like it has a pair of eyes peering at your groceries - The Verge](https://cdn.vox-cdn.com/thumbor/3SMk2n_YKC5WO8eHJhnSR7N7cuY=/0x0:1320x743/1400x1400/filters:focal(660x372:661x373)/cdn.vox-cdn.com/uploads/chorus_asset/file/23761284/dashcart.jpg)
Amazon's new smart shopping cart looks like it has a pair of eyes peering at your groceries - The Verge
![A bar code scanner in a holder on a supermarket trolley in a Tesco store in the UK Stock Photo - Alamy A bar code scanner in a holder on a supermarket trolley in a Tesco store in the UK Stock Photo - Alamy](https://c8.alamy.com/comp/2D8Y7NB/a-bar-code-scanner-in-a-holder-on-a-supermarket-trolley-in-a-tesco-store-in-the-uk-2D8Y7NB.jpg)