It is likely to be sentenced to more than three years in prison, and it is likely to reach more than seven years. If the person involved has been criminally detained, the family members should consult the lawyer face to face with the detention notice as soon as possible, and the lawyer will meet the person involved in the case by entrustment. After understanding the case, they will go to the investigation organ and the procuratorial organ to read the papers, grasp the evidence held by the investigation organ and understand the prosecution opinions of the procuratorial organ. The punishment of criminal suspects needs to be estimated according to the conclusions after meeting, marking papers and communicating with case handlers. After a comprehensive understanding of the case, determine the direction of defense, choose innocent defense or misdemeanor defense, so that the criminal suspect can be exempted from punishment or get a lighter or mitigated punishment.