industry trends
                - 
                        
                        businesses focus on increasing consumption stickiness through online marketing, and e-invoices have become a new channel - 
                        
                        the integrated hardware of small and micro catering (cashier payment invoicing hardware) makes the invoice output cost lower and more popular - 
                        
                        the promotion of the individual income tax system will lead to a growing awareness of consumers' demand for invoices, and the invoicing demand will grow - 
                        
                        the momentum of takeout is still strong, but the competition will be more intense. in the future, the online trading mode will lead to the online invoices output