How can I call the police if I am cheated by the Vietnamese?

1. Collect evidence: collect all evidence related to fraud, including transaction records, contracts, payment vouchers, correspondence records, emails, etc. This evidence can be provided to the police at the time of reporting the case to support the accusation.

2. Contact the local police: You can call the emergency number of the local police or report to the nearest police station. Provide the police with a detailed description of the situation, information about the people involved and relevant evidence.

3. Provide detailed information: When reporting the case, try to provide detailed information, including the personal information of the cheated and swindler, the time and place of the transaction, the amount involved and other relevant details.

4. Cooperate with the investigation: The police need to investigate further to understand the situation. Maintain cooperation with the police and provide further information and assistance as needed.

5. Seek legal advice: If the loss is large or the case is complicated, you need to consult a lawyer to understand the legal rights and interests and the appropriate steps to be taken.