1. It is convenient for people to travel: the data of "location code" and "health code" are interoperable. Scanning the "place code" can
1. It is convenient for people to travel: the data of "location code" and "health code" are interoperable. Scanning the "place code" can automatically register the people entering and leaving, and verify the health code information at the same time, without showing the health code repeatedly;
2. Accurate tracking investigation: In the case of local epidemic situation, you can quickly track the activity track of relevant personnel by scanning code records, find secret contact personnel in time, and win valuable time to avoid the spread of the epidemic.
3. Protect personal information: paper registration is easy to disclose personal information, and the application of "local code" can reduce the transmission level and leakage probability of personal sensitive information.
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