What's the name of the sales equipment invoicing service?

Sales equipment billing service name is sales equipment tax invoice. According to relevant public information, the tax invoice for sales of equipment is an invoice to confirm that the equipment has been sold to the buyer, which is issued by the seller and includes the buyer's name, equipment name, quantity, unit price, tax amount and other information. It is an important voucher for the buyer to apply for tax deduction and an invoicing service for selling equipment.