1. Your identity information may be revealed to others in the following ways, such as scanning the code on the street to get a small gift, sending a gift with a mobile phone registration APP, and filling in information at the supermarket door to send a gift.
2. You may have picked up or bought a free calling card by mistake during live broadcast or on e-commerce platforms (such as Pinduoduo, Taobao and JD.COM). COM), but failed to cancel or refuse in time.
3. Wrong delivery or promotion activities by courier companies or mobile operators.
In this case, it is recommended that you immediately contact the courier company or mobile operator for verification and ask them to solve the problem. At the same time, we should also pay attention to protecting our personal information and avoid leaking it to criminals.