Can the ordering machine change the previous consumption record?

This cannot be changed. The restaurant ordering machine is a wireless ordering system. Guests order food through the handheld terminal, and the results after ordering are transmitted to the upper computer of the kitchen and the main table respectively through the wireless data transmission module. The host computer in the kitchen displays the guest's table number and dish name in turn. The host computer in the main table requires to display the table number, dish name, unit price and other information, and can calculate the total consumption, print the consumption receipt and save the consumption record.