Previously, three major operators, China Telecom, China Unicom and China Mobile, all said that they would delete users' travel-related data simultaneously in accordance with relevant laws and regulations to ensure the safety of personal information.
However, this piece of information, which is intended to protect the safety of personal information, has been put on a new coat of health password.
According to the Shanghai rumor platform, as of 12, 13 and 12, no province or city in China has issued a health code invalidation notice.