And calm SMS protection records.

The principle of personal information protection is the basic compliance in the collection and use of personal information, and it is the institutional basis for constructing specific rules of personal information protection. On the basis of drawing lessons from international experience and China's reality, the Law on the Protection of Personal Information establishes the principles that should be followed in personal information processing, emphasizing that personal information processing should follow the principles of legality, justice, necessity, honesty and credibility, and the purpose is clear and reasonable, which is directly related to the purpose of processing. It adopts the method that has the least impact on personal rights and interests, limits the purpose of processing to a minimum, publicizes the processing rules, ensures the quality of information, and adopts security protection measures.

The Law on the Protection of Personal Information requires that personal consent should be obtained on the premise of full notification in advance. If important matters of personal information processing change, individuals should be informed again and consent should be obtained.