Translations:Cách sử dụng thẻ giảm giá trên sản phẩm?/5/en
Từ Kiu Wiki
Go to Point of Sale ‣ Configuration ‣ Barcode Nomenclatures. In the default nomenclature, you can see that to set a discount, you have to start you barcode with 22 and add the percentage you want to set for the product.