According to the provisions of the Criminal Procedure Law of People's Republic of China (PRC), public security organs and people's procuratorates should accept any reports and complaints from citizens, and accept them according to law, actively detect cases and recover stolen money and goods. If the victim has losses, he should recover them in time and try his best to reduce the loss of citizens' property to a minimum before he can recover them.
In real life, the public security organs will use the most advanced technology and equipment, and adopt various investigation methods such as tracking and on-site inquiry to actively detect cases and recover the victims' losses. After a fraud case occurs, the parties concerned should keep calm, report the case immediately, provide all available clues to the public security organs, keep all articles, materials and contact information related to the case, and actively cooperate with and assist the public security organs in detecting the case.