It may be a system problem or the machine hardware is damaged.
If the ID card cannot be recognized and other functions are normal, you can contact the manufacturer’s after-sales personnel to troubleshoot the hardware and software systems.
The Resident Identity Card of the People's Republic of China is a document used to prove the identity of a citizen living in the territory of the People's Republic of China. Starting from March 29, 2004, mainland China officially began to issue second-generation resident ID cards with built-in non-contact IC card smart chips to residents. The surface of the second-generation ID cards uses anti-counterfeiting film and printing anti-counterfeiting technology, and uses personal color photos. And the information in the digital chip can be read by machine.