Can others see the itinerary code when scanning the Changtong code?

Yes.

The itinerary code began to appear in February 2020. This itinerary code is a public welfare itinerary inquiry service jointly launched by China Academy of Communications, China Telecom, China Mobile, China Unicom, and *** under the guidance of the Ministry of Industry and Information Technology. , do you have the impression that at the beginning, the inquiry was through text messages, and then it was upgraded to scanning the code to inquire. Later, the itinerary code was upgraded to a nationwide system.