"Health code" collect personal information for disease prevention and control is to protect the legitimacy of social public interests, but in the absence of regulation, lack of personal information protection consciousness, coupled with the collector to exercise is not fully follow the principle of proportion to the epidemic prevention and control power, makes the personal information collected by excessive did not get effective protection, a series of bad consequences.Health code collection of personal information should adhere to the principle of "minimum necessary", and ensure public awareness in the collection process, and improve the post-collection procedures of personal information, including the localization of anonymity and the right to be forgotten.

Jiaoliang Qin. Personal Information Collection and Legal Checks and Balances after "Code". The Frontiers of Society, Science and Technology (2022) Vol. 4, Issue 6: 16-22. https://doi.org/10.25236/FSST.2022.040603.

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