1. Contact mobile customer service: Call the mobile customer service hotline to explain the situation to the customer service staff and provide necessary authentication information.
2. Provide evidence: whether there is evidence to prove that the victim is a victim, such as fraudulent text messages and telephone recording. Such evidence can provide mobile with a better solution to the problem.
3. Report to the police for filing: If fraud is confirmed, report to the police for filing, and provide relevant evidence and materials for the police to investigate and take necessary measures.