You can contact the police first when you encounter this kind of email. Recently, many fraudsters are very rampant, pretending to be police to investigate your information, thus stealing your money and other important information. Beware of being cheated!
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Don't panic when you encounter any problems. When you meet a friend to borrow money, you must double-authenticate each other's identity! Telecom fraud can disguise your friend's phone number by modifying the mobile phone number, so be sure to authenticate again in the future!