The invention discloses an automatic article identification commercial barcode electronic scale and an article automatic identification method, an object which is placed on the scale pan is shot through a camera, then is subjected to feature recognition, the product information is judged, and the barcode is automatically printed. According to the invention, a large amount of labor cost can be saved, weighing operation can be automatically completed by equipment, 20 electronic scales only need 1 to 2 employees to maintain, so that the labor cost of the merchants is greatly reduced. By means ofthe electronic scale and method, the transaction speed can be increased, the waiting time of clients can be shortened, the phenomenon that people needs to wait in a long queue at the weighing positionwhen shopping in a supermarket always troubles the consumers, the waiting time of the customers can be greatly shortened, a large part of work is completed inside the system, the customers only needto place the articles on the scale pan, the system automatically identifies the article information and completes weighing and pricing, the price label is printed, manual input is not needed in the whole process, the time is saved, and the shopping experience of the clients is improved.