Jingdong Mall, physical stores. Invoice printer generally refers to the bill printer. Bill printer as a distinction from the common office use of laser printers actually have a wide range of use in many occasions. Invoice printers can be in the Jingdong Mall, physical stores. Invoice printers have a variety of shopping malls and supermarkets to print small bills, invoices, and the company's financial use of the printer to print VAT invoices and so on.