Enter your name, as well as your mobile phone number and my ID number, and you can authenticate your real name. The health code is based on the actual real data, which can be generated by citizens or people who have returned to work on their own online declaration and background audit. As an individual entering and leaving electronic certificate locally, the QR code can be declared once, which is universal in the whole city. The introduction of the health code aims to make the work of returning to work more accurate, scientific and orderly.
The application scope of health code covers community management, resumption of business, transportation, starting school, drug purchase registration, supermarkets and shopping malls, which can help communities, enterprises and schools to do key work such as epidemic prevention management and epidemic control. In the prevention and control of epidemic situation and resumption of production, health code can realize efficient personnel flow management, improve the inspection efficiency of office buildings, shopping malls, subways, railway stations and other crowded places, and avoid excessive personnel contact and gathering.
Locate the scanning stroke code through the mobile phone. The communication big data travel card analyzes the signaling data of the mobile phone, obtains the location of the base station where the user's mobile phone is located, and accurately locates the travel track. Generally, cell phone signal positioning is based on base stations, and now there are three major operators using base stations.
The personal tracks of the three major operators prove that the inquiry is free and open, but it should be noted that 10 can be inquired for free at most every day. According to the communication protocol, when each mobile phone user uses the communication service, the mobile phone terminal needs to connect with the base station at all times and verify the user's identity (code number information), so as to realize communication routing and connection.