On August 15, according to the Qingdao Evening News, a case of using virtual currency USDT to help information network crimes handled by Qingdao police is about to be reviewed and prosecuted, and 9 alleged offenders have been arrested, and the funds involved exceed 8 million yuan. At present, 9 people have been taken criminal compulsory measures according to law and are about to be reviewed and prosecuted. Public security organs remind citizens not to lend documents, bank cards, and public accounts with their own identity information to others for use..