The criminal understanding letter itself does not have a fixed format. The purpose of issuing a letter of understanding is to reduce the punishment of the criminal suspect. Some can be released on bail pending trial, so the letter of understanding is issued by the victim to the family of the criminal. , generally the attorney in charge will deal with the criminal suspect in detail, but if the circumstances are minor and there is no need to hire a lawyer, you can refer to the format of this understanding letter. If the premise of the letter of understanding is that harm has been caused to the victim, it should state that a compensation agreement has been reached and the actual compensation has been completed. If no harm has been caused to the victim, there is no need to state it. However, the key point of the letter of understanding should be to clearly express that the victim has understood and at the same time the victim has requested The defendant (criminal suspect) is exempted from criminal liability.